Name given to the forced relocation and movement of Native American nations from southeastern parts of the United States, to the land west of Mississippi River forced by the U.S. Army, following the Indian Removal Act of 1830. The removal included many members of the Cherokee, Muscogee (Creek), Seminole, Chickasaw, and Choctaw nations, among others in the United States, from their homelands to Indian Territory in eastern sections of the present-day state of Oklahoma. It lasted 116 days and was 1,000 miles long, many Indians died along the way