 Complete the following phrase:  In 1531, a group of Spaniards led by Francisco Pizarro landed on the shores of the Inca Empire, thus starting the Spanish conquest of Peru. At that time the empire was emerging from a civil war in which Atahualpa had defeated his brother Huascar to claim the title of Sapa Inca. Atahualpa underestimated the strength of the small force of Spaniards and was captured during an 