The Treaty of Alcáçovas (also known as Treaty or Peace of Alcáçovas-Toledo) was signed on 4 September 1479 between the Catholic Monarchs of Castile and...

[English: "Of the king's eternal [grace]"] was issued on 21 June 1481 by Pope Sixtus IV. It confirmed the substance of the Treaty of Alcáçovas, reiterating...

the Treaty of Alcáçovas signed in 1479 and by the 1481 papal bull Aeterni regis that granted all lands south of the Canary Islands to Portugal, all of the...

sole proprietor of the Atlantic islands (excepting the Canaries) and of the African coast in the Treaty of Alcáçovas in 1479. This Treaty clause, secured...

earlier in Seville. Though the marriage had been arranged by the Treaty of Alcáçovas, the marriage quickly became a love match. Isabella proved a popular...

The war concluded in 1479 with the Treaty of Alcáçovas, which recognized Isabella and Ferdinand as sovereigns of Castile and granted Portugal hegemony...

major issues between them through the Treaty of Alcáçovas, including the issue of Isabella's rights to the crown of Castile. Through close cooperation,...

Catholic Monarchs of the Portuguese sovereignty over most of the African territories in dispute (Treaty of Alcáçovas, 1479). This was the first of many colonial...

but Spanish America. The 1479 Treaty of Alcáçovas divided the Atlantic Ocean and other parts of the globe into two zones of influence, Spanish and Portuguese...

Hearing of Columbus's discoveries, the Portuguese king informed him that he believed the voyage to be in violation of the 1479 Treaty of Alcáçovas. The treaty...