Westward Expansion

Phrase that expressed the belief that the U.S. had a divinely inspired mission to expand, spreading its form of democracy and freedom.

Agreement where Spain ceded Florida to the U.S. and gave up its claims to the Oregon Territory.

Admitted Maine as a free state; admitted Missouri as a slave state; slavery to be banned from the Louisiana Territory north of Missouri's southern border.

American adventurers and fur trappers who spent most of their time in the Rocky Mountains.

Territory split at the 49th parallel between the U.S. and Britain; U.S. wanted the border at the 54th parallel, but because of problems with Mexico they did not want to fight with the British.

Claimed by United States as southern boundary of Texas; cause of the Mexican-American War.

Trail from independence Missouri to Oregon used by many pioneers during the 1840s.

Trail from Illinois to Salt Lake City, Utah, to escape religious persecution.

Occurred in 1836 after Sam Houston led a successful revolt to capture Santa Anna and overthrow Mexican control of Texas.

Why the U.S. wanted the Oregon Territory.

Caused by border dispute between TX and Mexico; U.S. won; U.S. paid Mexico for land that was gained through the war (present southwest area of the U.S.).

President during the Mexican-American War; known for promoting Manifest Destiny.

This discovery in California in the late 1840s led to mass migration by many different ethnic groups, including the Chinese.

Agreement with Mexico that gave the U.S. parts of present-day New Mexico & Arizona in exchange for $10 million; all but completed the continental expansion envisioned by those who believed in Manifest Destiny.