Atahualpa, the last Inca emperor, was captured by Spanish conquistador Francisco Pizarro in 1532. He promised to fill a room with gold and another with silver as ransom for his freedom.

In 1532, Francisco de Pizarro defeated the great Inca emperor Atahualpa's army of 30,000 warriors with just 180 men. Who was this man who brought the powerful empire to its knees? What drove him ...