In Aztec social hierarchy, people who are called "Serfs" are the ones expected to support the upper class. They belong to the lowest social class in the Aztec culture and required to do labors for the nobles. As for the Incas, "Commoners" (farmers, artisans, servants, etc.) are required to support the higher class for they do not practice slavery. Majority of Inca's population belongs to the commoner class.
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He purchased the land because he wanted to find new future protection, expansion, prosperity and get to know what was in the unknown lands.
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The French Revolution, however became the spark for the Haitian Revolution after the French revolutionaries declared that all men be free and equal and when word spread to Haiti, a French colony, the African slaves of the island agreed and decided to rise up.
To combine Titian's color with Michelangelo's drawing.
Because of the hot environment they had to develop tough skin and hair resulting in a very strong immune system