Answer:
prevented war between Spain and Portugal
Explanation:
Pope Alexander VI divided the “New World” of the Americas between the two superpowers between Spain and Portugal
treaty amended papal bulls issued by Pope Alexander VI in 1493. These declarations had granted Spain an exclusive claim to the entirety of North and South America
Treaty of Tordesillas (June 1494), which gave to Spain all lands west of a line 370 leagues to the west of the Cape Verde Islands. This line, however, reserved Brazil (still apparently unknown) for Portugal.
Title / Office: king (1481-1495), Portugal
https://www.quora.com/What-was-important-about-the-Treaty-of-Tordesillas
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