Part one of term paper
The Inca were originally a small warlike tribe inhabiting the south highland region of the Cordillera Central in Peru. In about 1100AD they began to move into the valley of Cuzco, where, for roughly the next 300 years, they raided and imposed tribute on neighboring civilizations. Until the middle of the 15th century, the Inca undertook no maj ...

Part two of term paper
... Native American people who established the Andean empire in South America, now know as Peru, shortly before the conquest of the New World by Europeans. The name, Inca, also applies to each ruler of that empire and, to all subject peoples of the Incan Empire. At its peak, in about the 1500's, the Inca-controlled territory stretched more than 4000 km (more than 2500 mi.) north to south. From east to west, it extended about 805 km (about 500 mi.); and it encompassed an area roughly equal in si ...