 Complete the following phrase:  Atahualpa also Atahuallpa, the last Sapa Inca, became emperor when he defeated and executed his older half-brother Huáscar in a civil war sparked by the death of their father, Inca Huayna Capac. In December 1532, a party of conquistadors supported by the Chankas, Huancas, Cañaris and Chachapoyas as Indian auxiliaries led by Francisco Pizarro defeated and captured the Inca Emperor Atahualpa in the 