The leaders of these people were known as Sapa, and one of those was (*) Pachacuti.
The last native ruler of these people was sentenced to death for allegedly killing priests in Vilcabamba. That leader was Túpac Amaru, and the founder of this empire established four apos in his hierarchical system. The leaders of these people were known as Sapa, and one of those was (*) Pachacuti. Part of its downfall is referred to as the War of the Two Brothers, in which Huascar and Atahualpa fought to take control of Cuzco. To record information, this empire used a system of strings known as quipu. Conquered by Francisco Pizarro, for 10 points, name this Peruvian based empire that was the largest in pre-Colombian America.
The last native ruler of these people was sentenced to death for allegedly killing priests in Vilcabamba.
{Inca}n Empire [accept {Vilcabamba} before mentioned]