Career
He arrived to South America and the recently conquered Inca Empire in 1534 at the age of 20, followed by, among others, Pedro de Alvarado, conqueror of Nicaragua. After the downfall of both parties, Diego fought with the Spanish royal forces of Pedro de la Gasca after the defeat and death of Blasco Núñez Vela on the hands of Gonzalo Pizarro. He was defeated in the battle of Huarina by Francisco de Carvajal but managed to reunite with de la Gasca and defeat the forces of Gonzalo and de Carvajal at Sacsayhuaman.