The Catholic Monarch timeline By MikaB002 1469 wedding of Isabella and Ferdinand 1474 Henry IV died 1475 War of Castilian Succession 1476 Battle in Toro 1479 Peace treaty was signed, Treaty of Alcáçovas 1482 War started between catholic kings & Granada 1492 Granada defeated 1492 Jews had been offered the “choice”; to covert or emigrate 1492 Catholic monarchs help Christopher Columbus 1492 October 12 Christopher Columbus discover America 1494 Treaty of Tordesillas 1502 Isabella gave the Muslims a choice; convert or leave Castile 1513 Machiavelli wrote a book known as THE PRINCE