Treaty of Windsor

Several treaties are named Treaty of Windsor. The most famous is the treaty of 1386 between England and Portugal, the world's oldest recorded allegiance between two nations.


 * Treaty of Windsor (1175) between England and Ireland.
 * Treaty of Windsor (1386) between England and Portugal.
 * Treaty of Windsor (1522) between England and the Holy Roman Empire.
 * Treaty of Windsor (1899) between England and Portugal.