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Signing of the Treaty
- When
- 4 September 1479
- Where
- Alcáçovas
- Part of
- Treaty of Alcáçovas
The definitive peace agreement was signed in Alcáçovas, ending the War of the Castilian Succession and defining Atlantic spheres of influence.
On 4 September 1479, the Catholic Monarchs and Afonso V signed the treaty in the Portuguese city of Alcáçovas. This document ended the four-year conflict and established Castilian sovereignty in the Canaries while granting Portugal hegemony in the Atlantic.
Sources
- Treaty of Alcáçovas Wikipedia, revision of 2026-07-05
- War of the Castilian Succession Wikipedia
Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.