History of the Incas History of the Incas The Incas were most notable for establishing the Inca Empire in pre-Columbian America, which was centered in what is now Peru from 1438 to 1533 C.E. and represented the height of the Inca civilization. The Inca state was known as the Kingdom of Cusco before 1438. Over the course of the Inca Empire, the Inca used conquest and peaceful assimilation to incorporate in their empire a large portion of western South America, centered on the Andean mountain ranges. However, shortly after the Inca Civil War, the last Sapa Inca (emperor) of the Inca Empire was captured
Machu Picchu the site is often interpreted as "old mountain". Machu Picchu was built around 1450–1460. Its construction appears to date to the period of the two great Inca rulers, Pachacutec Inca Yupanqui (1438–71) and Túpac Inca Yupanqui (1472–93). There is a consensus among archaeologists that Pachacutec ordered the construction of the royal estate for himself, most likely after his successful military campaign. Though Machu Picchu is considered to be a "royal" estate, surprisingly, the estate would not have been passed down in the line of succession. It was only used for approximately 80 years before being abandoned seemingly due to destruction