- medievalreporter.com guidebook/civilizations/…Before the arrival of any European power, up amongst the Andean clouds, a large imperial state developed in South America: the Inca Empire.
- historyforkids.org ancient-incas/The Inca built roads in the region that people still use today. Ancient Incas: Social organization. In Inca times, there was a big government.
- newworldencyclopedia.org entry/Inca_CivilizationPachacuti's son, Túpac Inca, conquered even more land, most importantly the Kingdom of Chimor, the Inca's only serious rival for the coast of Peru.
- listverse.com 2018/07/11/10-things-you-might-not-…Before this, the Incas had already begun to flee the Spanish, abandoning the citadel of Machu Picchu in their hurry to get away from the invaders.
- Although Inca civilization shares general features that are common in the other great ancient American civilizations, there are peculiarities that set it apart.
- livescience.com 41346-the-incas-history-of-andean…Even after the conquest, Inca leaders continued to resist the Spaniards up until 1572, when its last city, Vilcabamba, was captured.
- http://peru-facts.co.uk incas.htmlThe Inca civilisation originated from a tribe in the Cuzco area of Peru that was founded around the year of thirteenth century.
- about-history.com the-history-of-the-incas-and-…Since the Incas had no monetary based economy, goods and services were exchanged by reciprocity between individuals, groups and their leaders.
- museumfacts.co.uk the-incas/Did you know that the Incas were the first potato farmers and had no writing system!? Read more such interesting facts about the Incas!
- britannica.com Peoples of the Americas South American IndiansInca, South American Indians who ruled an empire that extended along the Pacific coast and Andean highlands from the northern border of modern Ecuador to the...