820s BC

This article concerns the period 829 BC – 820 BC.

Events and trends

 * 828 BC/827 BC (14th year in the era of Gònghé)—King Xuan of Zhou becomes King of the Zhou Dynasty of China, ending almost two decades of the Gonghe Regency.
 * 828 BC—Xiong Yan is replaced by his son Xiong Shuang as Viscount of Chu.
 * 825 BC—Takelot II, king of Egypt, dies. Crown Prince Osorkon III and Shoshenq III, sons of Takelot, battle for the throne.
 * 825 BC/824 BC—Ariphron, King of Athens, dies after a reign of 20 years and is succeeded by his son Thespieus.
 * 825 BC—Dido, founder of Carthage flees Tyre after the death of Acerbas
 * 823 BC—Death of Shalmaneser III, king of Assyria. He is succeeded by his son Shamshi-Adad V.
 * 821 BC—Xiong Xun, youngest brother of Xiong Shuang, ascends the throne of Chu after defeating his surviving brothers Xiong Xue and Xiong Kan.
 * 820 BC—Pygmalion ascends the throne of Tyre.

Significant People

 * Amaziah, king of Judah, born (approximate date).