United States History Notes Review Unit: Territorial Expansion
Original United States 13 colonies until 1775 Revolutionary War : 1775-1783 Colonists won war and 13 Colonies became USA (13 states) Boundary: Atlantic to Miss. River (except Florida) Northwest Ordinance: 60,000 people to apply for statehood
Original United States
Louisiana Purchase 1803: President Jefferson wanted to buy New Orleans and western Florida from France France wanted to sell all of their land (Miss. River to Rocky Mtns.) $15 million
Louisiana Purchase
Florida Americans living there were causing the Spanish government trouble Spain was too weak to control it and gave the territory to the US Adams-Onis Treaty of 1819 $5 million
Florida
Texas Americans living there declared their independence from Mexico Americans attacked by Mexico at the Alamo Americans retaliated at San Jacinto River Americans won and set up Republic of Texas (1836) US annexed Republic in 1845 and it became a state (angered Mexico)
Texas
Oregon Boundary dispute w/ Great Britain Peaceful agreement made in 1846
Oregon
Mexican Cession War w/ Mexico (upset over Texas becoming a state and disputed border) 1846-1848 US won Treaty of Guadalupe Hidalgo $15 million Rockies to Pacific Mexicans could stay and become US citizens
Mexican Cession
Gadsden Purchase Small chunk of land in Southern California and Arizona Bought from Mexico for a railroad in 1853 $10 million
Gadsden Purchase
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