He disputed with his older half-brother over the throne after their father, Huayna Capac died, followed shortly thereafter by their older brother and 
He disputed with his older half-brother over the throne after their father, Huayna Capac died, followed shortly thereafter by their older brother and rightful heir Ninan Cuyochi, and a civil war ensued that lasted three years until this man finally defeated Huascar in 1532, only to be ambushed shortly thereafter by Spanish Forces. Captured in Cajamarca in1532, this is, for ten points, what emperor, captured and used by Francisco Pizarro, the last sovereign ruler of the Incan people?
He disputed with his older half-brother over the throne after their father, Huayna Capac died, followed shortly thereafter by their older brother and rightful heir Ninan Cuyochi, and a civil war ensued that lasted three years until this man finally defeated Huascar in 1532, only to be ambushed shortly thereafter by Spanish Forces.
{Atahualpa}