Isabella and Ferdinand sign the Capitulations of Santa Fe, granting Columbus titles and privileges to lead a westward voyage of exploration.
On 17 April 1492, at the military camp of Santa Fe near Granada, Isabella and Ferdinand signed the Capitulations of Santa Fe with the Genoese navigator Christopher Columbus. The agreement granted Columbus the titles of Admiral of the Ocean Sea, Viceroy, and Governor of any lands he discovered, along with a ten percent share of all revenues generated from them, in exchange for leading an expedition westward across the Atlantic in search of a new route to Asia.
Isabella's decision to sponsor Columbus, after years of his petitioning European courts, is one of the most consequential patronage decisions in world history. Though later legend exaggerated the tale that she pawned her jewels to fund the voyage, she did authorize crucial royal backing and used crown resources, including funds partly drawn from Castilian towns, to make the expedition possible.
This agreement exemplifies Isabella's role not merely as a monarch but as a strategic patron of exploration, willing to gamble resources on an unproven venture. The Capitulations directly enabled the voyage that would lead to sustained European contact with the Americas just months later, irrevocably altering world history, global trade, and the fates of countless indigenous peoples.