Internal Expansion In The Early 19th Century

In the early 19th century the United States faced a time of internal expansion. This internal expansion was mainly due to the Louisiana Purchase when the United States acquired the Louisiana Territory to become part of the United States. This event marked the beginning of expansion within the United States, which sparked other events that helped increase the acquisition of the Western lands of the United States. In the 1840s Manifest Destiny was a popular idea that the United States was destined to acquire the lands from the Atlantic Ocean to the Pacific Ocean. In addition to the Manifest Destiny, there was the end of The Frontier in 1890, which according to Frederick Jackson Turner’s “frontier thesis” that all of the unoccupied fertile lands