USA HISTORY

Detailed explanation-1: -Columbus made his transatlantic voyages under the sponsorship of Ferdinand II and Isabella I, the Catholic Monarchs of Aragon, Castile, and Leon in Spain.

Detailed explanation-2: -When Columbus arrived back in Spain on March 15, 1493, he immediately wrote a letter announcing his discoveries to King Ferdinand and Queen Isabella, who had helped finance his trip.

Detailed explanation-3: -While Isabella may have suggested selling the jewels at some point, her advisers assured her there were other ways to finance Columbus’s journey. The best way to get money, they told her, was to make the city of Palos pay back a debt to the crown by providing two of the ships.