The Inca empire By Finley.ryman 1200 The Inca empire Begins It started in around 1200 and the ruler was Manco Capac. 1438 Pachacuti becomes ruler Pachacuti becomes ruler in the empire 1500 Empire control Gain control of an empire with 12 million people 1529 Civil war The war between 2 half brothers 1533 Decend The Spanish conquered the Inca's