From 1438 to 1533, the Incas incorporated a large portion of western South America, centered on the Andean Mountains, using conquest and peaceful assimilation, among other methods.
The Inca are an Indigenous people of South America who ruled an empire that extended along the Pacific coast and Andean highlands, from the northern border of modern Ecuador to the Maule River in central Chile.
The Inca civilization is known for creating the largest empire ever seen in the Americas, their impressive agricultural techniques, and their art and architecture which uniquely combined geometrical stonework with the natural landscape.
The Inca Empire was a kingdom that developed in the Andes region of South America and gradually grew larger through the military strength and diplomacy of their emperors.