HistoryPod

HistoryPod


9th May 1386: Treaty of Windsor, the longest-lasting diplomatic treaty in recorded history, signed between Portugal and England

May 08, 2024

The Treaty of Windsor was negotiated by King John I of Portugal and John of Gaunt, the Duke of Lancaster, on behalf of the English king Richard II and remains in force. This makes it the longest-lasting diplomatic treaty in recorded history, and even serv