America has been one of the most important country in this world. It was famous for it's quick development despite of many worst incidents.
1. The Trail of Tears - 1838
The Trail of Tears was the relocation and movement of Native Americans, including many members of the Cherokee, Creek, Seminole, and Choctaw nations among others in the United States, from their homelands to Indian Territory (present day Oklahoma) in the Western United States. The phrase originated from a description of the removal of the Choctaw Nation in 1831.By 1837, 46,000 Native Americans from these southeastern nations had been removed from their homelands thereby opening 25 million acres for settlement by European Americans