Living a simple and isolated life, of farming, hunting, and gathering, the Americans were isolated from the rest of the world and not been exposed to any of the diseases brought by the Europeans or the African slave, therefore they had no immunity against them, causing casualty of catastrophic proportions, killing two-third of the population by middle of sixteenth century (Maddison, 103). The two advanced civilizations of America, the Aztecs and the Incas were destroyed.
Another major characteristic was the annexation or colonization of America. Due to large loss of indigenous population, in addition to relocating to the continents, the Europeans also introduced African slaves. The repopulation efforts introduced about eight million African Slaves and two million European settlers in a span of a little over three centuries (Maddison, 103). Among with the people, the Europeans also brought livestock and crops to farm in the new found lands, leading to the improvement of the American economy.
Unlike other conquests within the history of the World, the Americas were not conquered and colonized by a single empire or a country. Due to the vast amount of land, many European nations contributed to the destruction of the local civilizations and exploitation of the natural resources offered by the