Piece of Writing: (1) . A piece of writing that reinforced American Westward Expansion was President Andrew Jackson’s State of the Union Address in 1829, which promoted Indian Removal and led to the Indian Removal Act. Both the address and act demonstrated Americans’ mindset of being innately superior to the natives, and encouraged Americans to expand west. In the first few years of the 1800s, the United States acquired additional land, the Louisiana Territory, which promoted citizens to move west to claim and settle the territory, however, movement was greatly inhibited due to Indian tribes. Native Americans had populated the continent hundreds of years before whites ‘discovered’ it, so they were not keen to give up their land to the entitled Americans.…