This empire used the mita system of mandatory service to build its roads.
This empire used the mita system of mandatory service to build its roads. A 1780s rebel took the name of its ruler Tupac Amaru; after the Siege of Cajamarca, one of its leaders was placed in a Ransom Room filled with gold. Engulfed by civil war after Huayna Capac's death, this empire's messengers used knotted strings called quipu to transmit messages, and its last effective ruler, Atahualpa, was executed in 1532. For 10 points, name this empire conquered by Francisco Pizarro's Spaniards, which built Cuzco and Machu Picchu in what's now Peru.
This empire used the mita system of mandatory service to build its roads.
Inca Empire [accept Tawantinsuyu]