Treaty of Windsor (1386)
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The Treaty of Windsor is a diplomatic alliance signed between the Kingdom of Portugal and the Kingdom of England on 24 February 1387 in Windsor, Berkshire, and sealed by the marriage of King John I of
The Treaty of Windsor in the Portuguese National Archives
The Treaty in the National Archives, United Kingdom
An interregnum and a war of succession began in the Kingdom of Portugal in 1383 when King Ferdinand I died leaving no sons and ended when King John I was crowned in 1385 after his victory during the B
Treaty of Windsor (1386)
…Battle of Aljubarrota, assisted by English archers, John I was recognised as the undisputed King of Portugal, putting an end to the interregnum of the 1383–1385 Crisis. The Treaty of Windsor established a pact of mutual support. Copies are preserved at the Torre do Tombo National Archive in Lisbon and The National…
The Battle of Aljubarrota by Jean de Wavrin
The Siege of Lisbon in the Chronicles of Jean Froissart