April 30, 1803. United States paid $11.25 million and also agreed to take on French debt of about 3.75$ million owed to American citizens. With the purchase, the United States had more than doubled its size.
Manifest destiny
America expansion in territories in Latin America was guided by the manifest destiny. The Americans believed that they had a divine duty to civilize and bring democracy as well as spread capitalism to the Latin world.
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1. The empires are gone 2. The wars over religion and territory have stopped 3. Population has skyrocketed