User:Untitledjuan/sandbox

Burundi

 * Kingdom of Burundi (Belgium) (1916 - 1966) (Catholic)
 * Territory of Ruanda-Urundi (Belgium) (1916 - 1962) (Catholic)

Eritrea

 * Kingdom of Medri Bahri (1137 - 1879) (Ethiopian Orthodox)

Ethiopia

 * Kingdom of Aksum (333 - 960) (Ethiopian Orthodox)
 * Empire of Ethiopia (Zagwe dynasty) (900 - 1270) (Ethiopian Orthodox)
 * Empire of Ethiopia (1622 - 1632) (Catholic)
 * Empire of Ethiopia (1270 - 1936) (Ethiopian Orthodox)
 * Empire of Ethiopia (Italy) (1936 - 1941) (Catholic)
 * Empire of Ethiopia (1941 - 1974) (Ethiopian Orthodox)

Kenya

 * East Africa Protectorate (United Kingdom) (1895 - 1920) (Anglican)
 * Colony and Protectorate of Kenya (United Kingdom) (1920 - 1963) (Anglican)
 * Dominion of Kenya (1963 - 1964) (Anglican)

Madagascar

 * Kingdom of Imerina (1869 - 1897) (Protestant)
 * Malagasy Protectorate (France) (1882 - 1897) (Protestant)
 * French Madagascar (France) (1897 - 1905) (Catholic)

Malawi

 * British Central Africa Protectorate (United Kingdom) (1893 - 1907) (Anglican)
 * Nyasaland Protectorate (United Kingdom) (1907 - 1964) (Anglican)

Mauritius

 * Dutch Mauritius (Netherlands) (1638 - 1710) (Reformed)
 * Colony of Isle de France (France) (1715 - 1810) (Catholic)
 * British Mauritius (United Kingdom) (1810 - 1968) (Anglican)
 * Mauritius (1968 - 1992) (Anglican)

Mozambique

 * Province of Mozambique (Portugal) (1505 - 1975) (Catholic)
 * Delagoa Bay (Austria) (1773 - 1781) (Catholic)

Democratic Republic of the Congo

 * International Association of the Congo (Belgium) (1879 - 1885) (Catholic)
 * Congo Free State (Belgium) (1885 - 1908) (Catholic)
 * Belgian Congo (Belgium) (1908 - 1960) (Catholic)

Botswana

 * Bechuanaland Protectorate (United Kingdom) (1885 - 1966) (Congregational)

Lesotho

 * Colony of Basutoland (United Kingdom) (1868 - 1966) (Anglican)

Ghana

 * Colony of Ashanti (United Kingdom) (1901 - 1957) (Anglican)

Canada

 * Viceroyalty of New France (France) (1534 - 1763) (Catholic)
 * Canada (France, part of New France) (1535 - 1763) (Catholic)
 * British America (England, United Kingdom) (1585 - 1783) (Anglican)
 * Newfoundland Colony (England, United Kingdom) (1610 - 1783) (Anglican and Protestant)
 * Prince Rupert's Land (England, United Kingdom) (1670 - 1783) (Anglican and Protestant)
 * Province of Quebec (United Kingdom) (1763 - 1783) (Anglican, Protestant and Catholic)
 * British North America (United Kingdom) (1783 - 1907) (Anglican, Protestant and Catholic)
 * Newfoundland Colony (England, United Kingdom) (1783 - 1907) (Anglican and Protestant)
 * Prince Rupert's Land (England, United Kingdom) (1783 - 1870) (Anglican and Protestant)
 * Province of Quebec (United Kingdom) (1783 - 1791) (Anglican, Protestant and Catholic)
 * Province of Upper Canada (United Kingdom) (1791 - 1841) (Anglican)
 * Province of Lower Canada (United Kingdom) (1791 - 1841) (Anglican and Catholic)
 * Province of Canada (United Kingdom) (1841 - 1867) (Anglican, Protestant and Catholic)
 * Dominion of Canada (United Kingdom) (1867 - 1931) (Anglican)
 * Canada (1931 - 1982) (Anglican)

Mexico

 * Viceroyalty of New Spain (Spain) (1521 - 1821) (Catholic)
 * Captaincy General of Yucatán (Spain, part of New Spain) (1527 - 1821) (Catholic)
 * Captaincy General of the Internal Provinces (Spain, part of New Spain) (1776 - 1821) (Catholic)
 * First Mexican Empire (1821 - 1823) (Catholic)
 * Provisional Government of Mexico (1823 -1824) (Catholic)
 * First Mexican Republic (1824 - 1835) (Catholic)
 * Centralist Republic of Mexico (1835 -1846) (Catholic)
 * Second Federal Republic of Mexico (1846 - 1857) (Catholic)
 * Republic of Sonora (1853 - 1854) (Catholic)
 * Second Mexican Empire (1864 - 1867) (Catholic)

United States of America

 * Governorate of Florida (Spain) (1513 - 1521) (Catholic)
 * Viceroyalty of New Spain (Spain) (1521 - 1821) (Catholic)
 * Governorate of Florida (Spain, part of New Spain) (1521 - 1763) (Catholic)
 * Province of East Florida (Spain, part of New Spain) (1783 - 1821) (Catholic)
 * Province of West Florida (Spain, part of New Spain) (1783 - 1821) (Catholic)
 * British America (England, United Kingdom) (1585 - 1783) (Anglican)
 * Thirteen Colonies (England, United Kingdom) (1607 - 1776) (Anglican, Congregational and Protestant, some had no official established church)
 * Colony of Virginia (England, United Kingdom) (1606 - 1776) (Anglican)
 * Plymouth Colony (England) (1620 - 1691) (Congregational)
 * Massachusetts Bay Colony (England) (1628 - 1691) (Congregational)
 * Province of New Hampshire (England, United Kingdom) (1629 - 1776) (Congregational)
 * Province of Maryland (England, United Kingdom) (1632 - 1776) (Anglican and Catholic)
 * Colony of Connecticut (England, United Kingdom) (1636 - 1776) (Congregational)
 * Province of New York (England, United Kingdom) (1664 - 1776) (Anglican)
 * Dominion of New England (England) (1686 - 1689) (Anglican)
 * Province of Massachusetts Bay (England, United Kingdom) (1691 - 1776) (Congregational)
 * Province of North Carolina (United Kingdom) (1712 - 1776) (Anglican)
 * Province of South Carolina (United Kingdom) (1712 - 1776) (Anglican)
 * Province of Georgia (United Kingdom) (1732 - 1776) (Anglican)
 * Colony of East Florida (United Kingdom) (1763 - 1783) (Anglican and Catholic)
 * Colony of West Florida (United Kingdom) (1763 - 1783) (Anglican and Catholic)
 * New Netherland (Netherlands) (1614 - 1674) (Dutch Reformed)
 * New Sweden (Sweden) (1638 - 1655) (Lutheran)
 * State of Deseret (1849 - 1850) (Mormon)

Belize

 * British West Indies (England, United Kingdom) (1605 -) (Anglican)
 * British Honduras (United Kingdom) (1783 - 1981) (Anglican)

Costa Rica

 * Free State of Costa Rica (1838 - 1847) (Catholic)
 * First Republic of Costa Rica (1848 - 1948) (Catholic)
 * Republic of Costa Rica (1948 -) (Catholic)

El Salvador

 * Republic of El Salvador (1824 -) (Catholic)

Guatemala

 * Viceroyalty of New Spain (Spain) (1521 - 1821) (Catholic)
 * Captaincy General of Guatemala (Spain, part of New Spain) (1609 - 1821) (Catholic)
 * United Provinces of Central America (1823 - 1841) (Catholic)
 * Republic of Guatemala (1839 - 1871) (Catholic)

Honduras

 * Republic of Honduras (1838 - 1982) (Catholic)

Nicaragua

 * Republic of Nicaragua (1838 - 1987) (Catholic)
 * Republic of Nicaragua (1987 -) (Christian)

Panama

 * Republic of Panama (1903 -1904) (Catholic)
 * Republic of Panama (1904 -) (Catholic)

Colombia

 * Viceroyalty of Peru (Spain) (1542 - 1824) (Catholic)
 * New Kingdom of Granada (Spain, part of Peru) (1542 - 1717) (Catholic)
 * New Kingdom of Granada (Spain, part of Peru) (1723 - 1739) (Catholic)
 * British West Indies (England, United Kingdom) (1605 -) (Anglican)
 * Providence Island Colony (England) (1623 - 1641) (Congregational)
 * Viceroyalty of New Granada (Spain) (1717 - 1822) (Catholic)
 * Free and Independent State of Cundinamarca (Spain) (1810 - 1813) (Catholic)
 * Free and Independent State of Cundinamarca (1813 - 1815) (Catholic)
 * United Provinces of New Granada (1811 - 1816) (Catholic)
 * Republic of Colombia (1819 - 1831) (Catholic)
 * Republic of New Granada (1831 - 1858) (Catholic)
 * Granadine Confederation (1858 - 1863) (Catholic)
 * United States of Colombia (1863 - 1886) (Catholic)
 * Republic of Colombia (1886 - 1991) (Catholic)

People's Republic of China

 * Austro-Hungarian concession of Tianjin (Austria) (1901 - 1917) (Catholic)
 * Belgian concession of Tianjin (Belgium) (1902 - 1931) (Catholic)

Malaysia

 * Austrian North Borneo (Austria) (1877 - 1878) (Catholic)

India

 * Ostend Company (Austria) (1722 - 1731) (Catholic)
 * Nicobar Islands (Austria) (1778 - 1785) (Catholic)

Armenia

 * Kingdom of Armenia (331 BC - 428 AD) (Christian from 301 - 428 AD) (Armenian Apostolic Church)
 * Byzantine Armenia (Byzantine Empire) (387 - 536) (Eastern Orthodox)
 * Kingdom of Armenia (Bagratid dynasty) (880 - 1045) (Armenian Apostolic Church)
 * Kingdom of Syunik (987 - 1170) (Armenian Apostolic Church)
 * Principality of Armenia (Zakarid Armenia) (1201 - 1360) (Armenian Apostolic Church)

Georgia

 * Kingdom of Georgia (1008 - 1490) (Eastern Orthodox)
 * Kingdom of Kartli (1478 - 1762) (Eastern Orthodox)
 * Kingdom of Kakheti (1465 - 1762) (Eastern Orthodox)
 * Kingdom of Imereti (1260 - 1810) (Eastern Orthodox)
 * Principality of Mingrelia (1557 - 1867) (Eastern Orthodox)
 * Principality of Abkhazia (1463 - 1864) (Eastern Orthodox)
 * Principality of Svaneti (1463 - 1858) (Eastern Orthodox)
 * Principality of Samtskhe (1266 - 1625) (Eastern Orthodox)

Austria

 * March of Styria (Holy Roman Empire) (970 - 1180) (Catholic)
 * County of Tyrol (Holy Roman Empire) (1140 - 1919) (Catholic)
 * Duchy of Styria (Holy Roman Empire) (1180 - 1918) (Catholic)
 * Duchy of Carinthia (Holy Roman Empire) (976 - 1918) (Catholic)
 * Duchy of Austria (Holy Roman Empire) (1156 - 1453) (Catholic)
 * Archduchy of Austria (Holy Roman Empire) (1453 - 1804) (Catholic)
 * Austrian Empire (Holy Roman Empire) (1804 - 1806) (Catholic)
 * Austrian Empire (1806 - 1867) (Catholic)
 * Archduchy of Austria (Austria-Hungary) (1867 - 1918) (Catholic)
 * Austria-Hungary (1867 - 1918) (Catholic)

Croatia

 * Kingdom of Croatia (925 - 1102) (Catholic)
 * Kingdom of Croatia (personal union with Hungary) (1102 - 1526) (Catholic)
 * Republic of Ragusa (1358 - 1808) (Catholic)
 * Kingdom of Croatia (Habsburg Austria) (1527 - 1868) (Catholic)
 * Kingdom of Croatia-Slavonia (Austria-Hungary) (1868 - 1918) (Catholic)
 * State of Slovenes, Croats and Serbs (1918) (Catholic)
 * Independent State of Croatia (Germany) (1941 - 1945) (Catholic)

Czech Republic

 * Great Moravia (833 - 907) (Slavic Christianity)
 * Duchy of Bohemia (870 - 1198) (Catholic)
 * Margraviate of Moravia (Holy Roman Empire) (1182 - 1348) (Catholic)
 * Margraviate of Moravia (Holy Roman Empire, Bohemia, Austria) (1348 - 1918) (Catholic and Hussite)
 * Kingdom of Bohemia (Holy Roman Empire) (1198 - 1918) (Catholic and Hussite)

Germany

 * Kingdom of the Franks (750 - 843) (Catholic)
 * County of Holstein (Holy Roman Empire) (811 - 1474) (Catholic)
 * Kingdom of East Francia (843 - 962) (Catholic)
 * Kingdom of Germany (Holy Roman Empire) (919 - 1806) (Catholic and Protestant)
 * Holy Roman Empire (800 - 1806) (Catholic)
 * Duchy of Holstein (Holy Roman Empire) (1474 - 1864) (Catholic and Protestant)
 * County of Thengen (Holy Roman Empire) (1488 - 1663) (Catholic)
 * Confederation of the Rhine (France) (1806 - 1813) (Catholic and Protestant)
 * Duchy of Anhalt (1806 - 1918) (United Protestant)
 * German Confederation (1815 - 1866) (Catholic and Protestant)
 * German Empire (1848 - 1849) (Catholic and Protestant)
 * North German Confederation (1866 - 1871) (Protestant)
 * German Empire (1871 - 1918) (Protestant)
 * German Colonial Empire (1884 - 1920) (Protestant)

Hungary

 * Principality of Hungary (945 - 1000) (Catholic)
 * Kingdom of Hungary (1000 - 1867) (Catholic)
 * Kingdom of Hungary (Austria-Hungary) (1867 - 1918) (Catholic)
 * Kingdom of Hungary (1920 - 1946) (Catholic)

Liechtenstein

 * Lordship of Schellenberg (Holy Roman Empire) (c.800 - 1719) (Catholic)
 * County of Vaduz (Holy Roman Empire) (1342 - 1719) (Catholic)
 * Principality of Liechtenstein (Holy Roman Empire) (1719 - 1806) (Catholic)
 * Principality of Liechtenstein (1806 -) (Catholic)

Poland

 * Civitas Schinesghe (966 - 1025) (Catholic)
 * Kingdom of Poland (1025 - 1569) (Catholic)
 * Duchy of Silesia (Poland) (1138 - 1335) (Catholic)
 * Polish-Lithuanian Commonwealth (1569 - 1795) (Catholic)
 * Duchy of Warsaw (1807 - 1815) (Catholic)
 * General Confederation of the Kingdom of Poland (1812 - 1813) (Catholic)
 * Congress Kingdom of Poland (Russia) (1815 - 1915) (Eastern Orthodox and Catholic)
 * Kingdom of Poland (1917 - 1918) (Catholic)

Slovakia

 * Principality of Nitra (825 - 870) (Slavic Christianity and Catholic)

Slovenia

 * March of Carinthia (Holy Roman Empire) (889 - 976) (Catholic)
 * Duchy of Carniola (Holy Roman Empire) (1364 - 1918) (Catholic)

Switzerland

 * Prince-Bishopric of Chur (Holy Roman Empire) (1170 - 1803) (Catholic)
 * Old Swiss Confederacy (1300 - 1798) (Catholic and Protestant)
 * Barony of Tarasp (Holy Roman Empire) (1464 - 1678) (Catholic)
 * Imperial Free City of Trieste (Holy Roman Empire) (1382 - 1809) (Catholic)
 * Helvetic Republic (France) (1798 - 1803) (Catholic and Protestant)
 * Swiss Confederation (Napoleonic France) (1803 - 1815) (Catholic and Protestant)

Belarus

 * Principality of Polotsk (987 - 1397) (Eastern Orthodox)

Russia

 * Kievan Rus' (882 - 1240) (Eastern Orthodox)
 * Novgorod Republic (1136 - 1478) (Eastern Orthodox)
 * Grand Duchy of Vladimir-Suzdal (1157 - 1331) (Eastern Orthodox)
 * Grand Duchy of Moscow (1263 - 1547) (Eastern Orthodox)
 * Tsardom of Russia (1547 - 1721) (Eastern Orthodox)
 * Russian Empire (1721 - 1917) (Eastern Orthodox)
 * Franz Josef Land (Austria) (1872 - 1874) (Catholic)

Ukraine

 * Kievan Rus' (882 - 1240) (Eastern Orthodox)
 * Principality of Kiev (1132 - 1471) (Eastern Orthodox)
 * Cossack Hetmanate (1649 -1764) (Eastern Orthodox)
 * Zaporozhian Sich (1552 - 1775) (Eastern Orthodox)

Denmark

 * Kingdom of Denmark (965 -) (Catholic and Lutheran)
 * Kalmar Union (1397 - 1523) (Catholic)
 * Denmark-Norway (1524 - 1814) (Lutheran)
 * Danish Colonial Empire (1620 - 1979) (Lutheran)
 * Faroe Islands (1948 -) (Lutheran)

Estonia

 * Duchy of Estonia (Denmark) (1219 - 1346) (Catholic)
 * Duchy of Estonia (Sweden) (1561 - 1721) (Lutheran)
 * Governorate of Estonia (Russia) (1796 - 1917) (Eastern Orthodox)

Finland

 * Grand Duchy of Finland (Russia) (1809 - 1917) (Eastern Orthodox)
 * Kingdom of Finland (1918 -1919) (Lutheran and Eastern Orthodox)

Iceland

 * Icelandic Commonwealth (1000 - 1262) (Catholic)
 * Kingdom of Iceland (1918 - 1944) (Lutheran)

Latvia

 * Terra Mariana (Holy Roman Empire, Livonian Order, Holy See) (1207 - 1561) (Catholic)
 * Duchy of Courland and Semigallia (Lithuania) (1561 - 1795) (Lutheran and Catholic)
 * Duchy of Livonia (Poland-Lithuania) (1561 - 1629) (Lutheran and Catholic)
 * Swedish Livonia (Sweden) (1629 - 1721) (Lutheran)
 * Governorate of Livonia (Russia) (1796 - 1918) (Eastern Orthodox)
 * Governorate of Courland (Russia) (1795 - 1918) (Eastern Orthodox)

Lithuania

 * Grand Duchy of Lithuania (1236 - 1795) (Catholic)
 * Kingdom of Lithuania (1251 - 1263) (Catholic)
 * Polish-Lithuanian Commonwealth (1569 - 1795) (Catholic)
 * Lithuanian Provisional Governing Commission (France) (1812) (Catholic)
 * Kingdom of Lithuania (1918) (Catholic)

Norway

 * Kingdom of Norway (1015 -) (Catholic and Lutheran)

Sweden

 * Kingdom of Sweden (995 -) (Catholic and Lutheran)
 * Gotland (1393 - 1440) (Catholic)
 * Swedish Colonial Empire (1638 - 1878) (Lutheran)
 * Sweden-Norway (1814 - 1905) (Lutheran)

Albania

 * Principality of Arbanon (1190 - 1257) (Catholic and Eastern Orthodox)
 * Duchy of Durazzo (Venice) (1205 - 1213) (Catholic)
 * Principality of Gropaj (1218 - 1395) (Eastern Orthodox and Catholic)
 * Kingdom of Albania (Sicily, Naples) (1272 - 1368) (Catholic)
 * Principality of Muzaka (1280 - 1417, 1444 - 1450) (Eastern Orthodox)
 * Principality of Mataranga (1297 - 1367) (Catholic)
 * Principality of Albania (1328 - 1415) (Catholic and Eastern Orthodox)
 * Principality of Valona (1346 - 1417) (Eastern Orthodox and Catholic)
 * Despotate of Angelokastron and Lepanto (1358 - 1374) (Eastern Orthodox)
 * Despotate of Arta (1359 - 1416) (Eastern Orthodox)
 * Principality of Gjirokastër (1373 - 1418) (Catholic)
 * Principality of Dukagjini (1387 - 1478) (Catholic)
 * Principality of Kastrioti (1389 - 1444) (Catholic and Eastern Orthodox)
 * Venetian Albania (Venice) (1392 - 1797) (Catholic)
 * Principality of Zahariaj (1396 - 1444) (Eastern Orthodox and Catholic)
 * League of Lezhë (1444 - 1479) (Catholic and Eastern Orthodox)
 * Principality of Albania (1914 -1925) (Protestant)
 * Kingdom of Albania (Italy, Germany) (1939 - 1944) (Catholic)

Bosnia and Herzegovina

 * Banate of Bosnia (Hungary) (Catholic and Bosnian Church) (1154 - 1377)
 * Kingdom of Bosnia (Bosnian Church and Catholic) (1377 - 1463)

Bulgaria

 * First Bulgarian Empire (864 - 1018) (Eastern Orthodox)
 * Second Bulgarian Empire (1185 - 1396) (Eastern Orthodox and Catholic)
 * Principality of Bulgaria (Ottoman Empire) (1878 - 1908) (Eastern Orthodox)
 * Tsardom of Bulgaria (1908 - 1944) (Eastern Orthodox)

Cyprus

 * Kingdom of Cyprus (1192 - 1489) (Catholic)
 * Venetian Cyprus (Venice) (1489 - 1571) (Catholic)
 * British Cyprus (United Kingdom) (1878 - 1960) (Anglican)
 * Sovereign Base Areas of Akrotiri and Dhekelia (United Kingdom) (1960 -) (Anglican)

Greece

 * Eastern Roman Empire (Byzantine Empire) (380 - 1453) (Nicene Christianity and Eastern Orthodox)
 * Despotate of Epirus (1204 - 1479) (Eastern Orthodox)
 * Kingdom of Candia (Venice) (1205 - 1667) (Catholic)
 * Principality of Achaea (1205 - 1432) (Catholic)
 * Duchy of Athens (1205 - 1458) (Catholic)
 * Duchy of the Archipelago (Venice) (1207 - 1579) (Catholic)
 * Hospitaller Rhodes (Knights Hospitaller) (1310 - 1522) (Catholic)
 * Maona of Chios and Phocaea (1346 - 1566) (Catholic)
 * Despotate of the Morea (1349 - 1460) (Eastern Orthodox)
 * Septinsular Republic (1800 - 1807) (Eastern Orthodox)
 * United States of the Ionian Islands (United Kingdom) (1815 - 1864) (Anglican)
 * First Hellenic Republic (1822 - 1832) (Eastern Orthodox)
 * Kingdom of Greece (1832 - 1924) (Eastern Orthodox)
 * Cretan State (1898 - 1913) (Eastern Orthodox)
 * Second Hellenic Republic (1924 - 1935) (Eastern Orthodox)
 * Kingdom of Greece (1935 - 1973) (Eastern Orthodox)
 * Hellenic State (1941 - 1944) (Eastern Orthodox)

Moldova

 * Principality of Moldavia (1346 - 1859) (Eastern Orthodox)
 * Bessarabia Governorate (Russia) (1812 - 1917) (Eastern Orthodox)

Montenegro

 * Principality of Duklja (843 - 1077) (Eastern Orthodox)
 * Kingdom of Duklja (1077 - 1186) (Eastern Orthodox)
 * Principality of Zeta (1356 - 1499) (Eastern Orthodox)
 * Prince-Bishopric of Montenegro (1516 - 1852) (Eastern Orthodox)
 * Principality of Montenegro (1852 - 1910) (Eastern Orthodox)
 * Kingdom of Montenegro (1910 - 1918) (Eastern Orthodox)

Romania

 * Principality of Wallachia (1330 - 1859) (Eastern Orthodox)
 * Principality of Transylvania (1570 - 1711) (Catholic and Protestant)
 * Principality of Transylvania (Hungary, Austria) (1711–1867) (Catholic, Protestant, Eastern Orthodox)
 * United Principalities of Moldavia and Wallachia (1859 - 1881) (Eastern Orthodox)
 * Kingdom of Romania (1881 - 1947) (Eastern Orthodox)

Serbia

 * Principality of Serbia (870 - 969) (Eastern Orthodox)
 * Grand Principality of Serbia (1091 - 1217) (Eastern Orthodox)
 * Kingdom of Serbia (1217 - 1346) (Eastern Orthodox)
 * Serbian Empire (1346 - 1371) (Eastern Orthodox)
 * Principality of Moravian Serbia (1371 - 1402) (Eastern Orthodox)
 * Serbian Despotate (1402 - 1459) (Eastern Orthodox)
 * Revolutionary Serbia (1804 - 1813) (Eastern Orthodox)
 * Principality of Serbia (1815 - 1882) (Eastern Orthodox)
 * Kingdom of Serbia (1882 - 1918) (Eastern Orthodox)
 * Kingdom of Serbs, Croats and Slovenes (1918 - 1941) (Eastern Orthodox and Catholic)

Italy

 * Roman Empire (380 - 476) (Nicene Christianity)
 * Western Roman Empire (395 - 480) (Nicene Christianity)
 * Kingdom of Italy (476 - 493) (Arian Christianity)
 * Ostrogothic Kingdom of Italy (493 - 553) (Arian Christianity and Chalcedonian Christianity)
 * Lombard Kingdom of Italy (568 - 774) (Arian Christianity and Chalcedonian Christianity)
 * Duchy of Spoleto (570 - 1201) (Catholic)
 * Duchy of Benevento (577 - 1053) (Catholic)
 * Exarchate of Ravenna (Byzantium) (584 - 751) (Chalcedonian Christianity and Eastern Orthodox)
 * Duchy of Naples (661 - 1137) (Catholic)
 * Republic of Venice (697 - 1797) (Catholic)
 * Duchy of Rome (Byzantium) (c.720 - 756) (Chalcedonian Christianity and Catholic)
 * Papal States (756 - 1870) (Catholic)
 * Kingdom of Italy (Holy Roman Empire) (855 - 1801) (Catholic)
 * Judicate of Arborea (c.1015 - 1420) (Catholic)
 * Judicate of Logudoro (c.1015 - 1259) (Catholic)
 * Judicate of Cagliari (1020 - 1258) (Catholic)
 * Judicate of Gallura (c.1020 - 1296) (Catholic)
 * Prince-Bishopric of Trent (Holy Roman Empire) (1027 - 1803) (Catholic)
 * Prince-Bishopric of Brixen (Holy Roman Empire) (1027 - 1803) (Catholic)
 * County of Gorizia (Holy Roman Empire) (1127 - 1500) (Catholic)
 * Kingdom of Sardinia (1324 - 1861) (Catholic)
 * Italian Republic (Napoleonic France) (1802 - 1805) (Catholic)
 * Kingdom of Italy (Napoleonic France) (1805 - 1814) (Catholic)
 * Kingdom of Lombardy–Venetia (Austria) (1815 - 1866) (Catholic)
 * Kingdom of the Two Sicilies (1816 - 1861) (Catholic)
 * Imperial Free City of Trieste (Austria) (1849 - 1922) (Catholic)
 * United Provinces of Central Italy (1859 - 1860) (Catholic)
 * Kingdom of Italy (1861 - 1946) (Catholic)
 * Italian Colonial Empire (1882 - 1960) (Catholic)

Malta

 * Hospitaller Malta (Knights Hospitaller) (1530 - 1798) (Catholic)
 * Gozitan Nation (1798 - 1801) (Catholic)
 * Protectorate of Malta (United Kingdom) (1800 -1813) (Anglican)
 * Crown Colony of the Island of Malta and its Dependencies (United Kingdom) (1813 - 1964) (Anglican)
 * State of Malta (1964 - 1974) (Catholic)
 * Republic of Malta (1974 -) (Catholic)

San Marino

 * San Marino (301 -) (Catholic)

Vatican City

 * Duchy of Rome (Byzantium) (c.720 - 756) (Chalcedonian Christianity and Catholic)
 * Papal States (756 - 1870) (Catholic)
 * Vatican City (1929 -) (Catholic)

Andorra

 * Principality of Andorra (1278 -) (Catholic, has no official state religion but gives Catholicism various degrees of recognition in their constitution)

Portugal

 * Suebi Kingdom of Galicia (409 - 585) (Arian Christianity and Chalcedonian Christianity)
 * County of Portugal (León) (868 - 1139) (Catholic)
 * Kingdom of Portugal (1139 - 1415) (Catholic)
 * Kingdom of Portugal and the Algarves (1415 - 1815) (Catholic)
 * Portuguese Colonial Empire (1415 - 1999) (Catholic)
 * United Kingdom of Portugal, Brazil and the Algarves (1815 - 1825) (Catholic)
 * Kingdom of Portugal and the Algarves (1825 - 1910) (Catholic)

Spain

 * Visigothic Kingdom of Toulouse (418 - 542) (Arian Christianity and Chalcedonian Christianity)
 * Visigothic Kingdom of Hispania (542 - 721) (Arian Christianity and Catholic)
 * Kingdom of Asturias (718 - 910) (Catholic)
 * County of Barcelona (801 - 1162) (Catholic)
 * County of Aragon (802 - 1035) (Catholic)
 * Kingdom of Navarre (824 - 1841) (Catholic)
 * Kingdom of León (910 - 1230) (Catholic)
 * Kingdom of Aragon (1035 - 1707) (Catholic)
 * Kingdom of Castile (1065 - 1230) (Catholic)
 * Crown of Aragon (1162 - 1716) (Catholic)
 * Crown of Castile (1230 - 1715) (Catholic)
 * Spanish Colonial Empire (1492 - 1975) (Catholic)
 * Habsburg Spain (1516 - 1700) (Catholic)
 * Iberian Union (1580 - 1640) (Catholic)
 * Kingdom of Spain (1700 - 1808) (Catholic)
 * Kingdom of Spain (Napoleonic France) (1808 - 1813) (Catholic)
 * Kingdom of Spain (1813 - 1931) (Catholic)
 * Spanish State (1936 - 1975) (Catholic)

Belgium

 * County of Hainaut (Holy Roman Empire) (900 - 1797) (Catholic)
 * Duchy of Brabant (Holy Roman Empire) (1183 - 1797) (Catholic)
 * Burgundian Netherlands (Burgundy) (1384 - 1482) (Catholic)
 * Spanish Netherlands (Spain) (1556 - 1714) (Catholic)
 * Austrian Netherlands (Austria) (1714 - 1797) (Catholic)
 * Belgian Colonial Empire (1908 - 1962) (Catholic)

France

 * Kingdom of the Franks (481 - 843) (Catholic)
 * Kingdom of West Francia (843 - 987) (Catholic)
 * Kingdom of France (987 - 1792) (Catholic)
 * County of Artois (Holy Roman Empire, France) (1247 - 1482) (Catholic)
 * French Colonial Empire (1534 - 1980) (Catholic)
 * French First Republic (1801 - 1804) (Constitutional Church, Catholic, Protestant)
 * First French Empire (1804 - 1815) (Catholic)
 * Kingdom of France (1814 - 1830) (Catholic)
 * Kingdom of France (July Monarchy) (1830 - 1848) (Catholic)
 * Second French Empire (1852 - 1870) (Catholic)
 * French Third Republic (1870 - 1905) (Catholic)

Ireland

 * Kingdom of Leinster (c.400 - 1632) (Celtic Christianity and Catholic)
 * Kingdom of Tír Eoghain (c.465 - 1607) (Celtic Christianity and Catholic)
 * Kingdom of Ulaid (575 - 1177) (Celtic Christianity and Catholic)
 * Kingdom of Meath (c.700 - 1172) (Celtic Christianity and Catholic)
 * Kingdom of Ireland (c.988 - 1170) (Catholic)
 * Kingdom of Thomond (1118 - 1543) (Catholic)
 * Kingdom of Desmond (1118 - 1596) (Catholic)
 * Kingdom of Ormond (c.1150 - c.1177) (Catholic)
 * Lordship of Ireland (England) (1177 - 1542) (Catholic and Anglican)
 * Earldom of Ulster (1177 - 1461) (Catholic)
 * Clanricarde (1333 - 1551) (Catholic)
 * Kingdom of Ireland (England, Great Britain) (1542 - 1801) (Anglican)
 * Irish Catholic Confederation (1642 - 1652) (Catholic)
 * Irish Free State (1922 - 1937) (Catholic)

Luxembourg

 * Duchy of Luxemburg (Holy Roman Empire) (1353 - 1797) (Catholic)
 * Grand Duchy of Luxembourg (German Confederation) (1815 - 1866) (Catholic)
 * Grand Duchy of Luxembourg (Netherlands) (1866 - 1890) (Catholic)
 * Grand Duchy of Luxembourg (1890 -) (Catholic)

Monaco

 * Principality of Monaco (1297 -) (Catholic)

Netherlands

 * Kingdom of Lotharingia (855 - 959) (Catholic)
 * Duchy of Lower Lotharingia (Holy Roman Empire) (959 - 1190) (Catholic)
 * County of Namur (Holy Roman Empire) (981 - 1797) (Catholic)
 * Prince-Bishopric of Utrecht (Holy Roman Empire) (1024 - 1528) (Catholic)
 * County of Holland (Holy Roman Empire) (1091 - 1795) (Catholic and Protestant)
 * Duchy of Guelders (Holy Roman Empire) (1339 - 1795) (Catholic and Protestant)
 * Seventeen Provinces (Holy Roman Empire) (1549 - 1581) (Catholic and Protestant)
 * Dutch Republic (1579 - 1795) (Protestant)
 * Dutch Colonial Empire (1602 - 1979) (Protestant)
 * Batavian Republic (1795 - 1806) (France) (Catholic and Protestant)
 * Kingdom of Holland (Napoleonic France) (1806 -1810) (Catholic and Protestant)
 * Sovereign Principality of the United Netherlands (1813 - 1815) (Protestant)
 * United Kingdom of the Netherlands (1815 - 1839) (Protestant)
 * Kingdom of the Netherlands (1839 -) (Protestant)

United Kingdom

 * Kingdom of Dumnonia (c.400 - c.710) (Celtic Christianity and Catholic)
 * Kingdom of Gwynedd (401 - 1216) (Celtic Christianity and Catholic)
 * Kingdom of Dál Riata (498 - 850) (Celtic Christianity and Catholic)
 * Kingdom of Kent (589 - 871) (Catholic)
 * Kingdom of Essex (604 - 825) (Catholic)
 * Kingdom of Wessex (611 - 927) (Catholic)
 * Kingdom of East Anglia (636 - 918) (Catholic)
 * Kingdom of Northumbria (654 - 954) (Catholic)
 * Kingdom of Mercia (658 - 918) (Catholic)
 * Kingdom of Sussex (660 - 860) (Catholic)
 * Kingdom of Scotland (843 - 1707) (Catholic and Protestant)
 * Kingdom of Alba (900 - 1286) (Catholic)
 * Kingdom of England (927 - 1707) (Catholic and Anglican)
 * Principality of Wales (1216 - 1283) (Catholic)
 * Principality of Wales (England) (1283 - 1452) (Catholic and Anglican)
 * Commonwealth of England (1649 - 1660) (Puritan)
 * Commonwealth of England, Scotland and Ireland (1653 - 1659) (Puritan)
 * British Colonial Empire (1707 - 1997) (Anglican and Protestant)
 * Kingdom of Great Britain (1707 - 1800) (Anglican)
 * United Kingdom of Great Britain and Northern Ireland (1800 -) (Anglican and Protestant)