Part 1 of Essay
was the site of some of the earliest and most advanced civilizations in the western hemisphere. The Mayan culture, according to archaeological research, attained its greatest development about the 6th century AD. Another group, the Toltec, established an empire in the Valley of and developed a great civilization still e ....

Part 2 of Essay
.... the Native Americans. Although thousands of them were killed during the Spanish conquest, they continued to be the great majority of inhabitants of what was referred to as New Spain, speaking their own languages and retaining much of their native culture. Inevitably they became the laboring class. Their plight was the result of the 'encomienda' system, by which Spanish nobles, priests, and soldiers were granted not only large tracts of land but also jurisdiction over all Native American residents. A second charac ....