Aug. 29, 1533: Inca Emperor Atahualpa is executed by Spanish conquistadors. Atahualpa was born to Inca emperor Huayna Capac and an Ecuadorian princess in 1502. He ruled as the 13th emperor of the Incas following a long and brutal civil war against his older half-brother, Huascar, their father’s legitimate but less favored heir. Atahualpa’s army.
Commodus, Roman emperor from 177 to 192 (sole emperor after 180). His brutal misrule precipitated civil strife that ended 84 years of stability and prosperity within the empire. He was also known for imagining that he was the god Hercules, entering the arena to fight as a gladiator or to kill lions with bow and arrow.