Territorial growth & Mexican-American War, 1820-1860[edit | edit source]
1803: showing the Louisiana Purchase, territories West of the Mississippi and north of Mexican lands
Louisiana Purchase, 1803
bought from France
(which took it a few years before from Spain)
doubles the size the country
expands US lands:
west of the Mississippi
north of Spanish territories
(Mexico gains independence from Spain in 1821)
the Louisiana Purchase leads to further western expansion by Americans
including into Spanish territories (modern Texas)
1828: showing re-organization of the Louisiana territory and Mexican lands1836: Texas Republic (independence from Mexico)1837: Texas expands territory into Mexico
Mexican Texas, 1827-1836 & Republic of Texas, 1836-1846
US settlers pushed into Spanish / Mexican lands and gained independence from Mexico
notes on Texas (not important for the Virginia SOL)
American and Spanish settlers in Texas gained independence from Spain in 1821
creating, "Mexican Texas," a part of Mexico from 1821-1836
in 1836, Texas declared independence from Mexico
and became an independent country, the Republic of Texas from 1836-1846
Texas was "annexed" (taken by) the US in 1845 and became a US state in 1846
these events were significant to the Mexican-American War, 1846-1848
Mexican-American War, 18481848: US after Mexican-American War1849: Reorganization of territories seized from Mexico (Texas, now a state, is reduced in size)
1819: Free and Slave States jus before the Compromise of 1820 which admitted Missouri as a slave state and Maine as a free stateMissouri Compromise 36'30" line
Status of the states, 1861: * Dark Red = Slave states that seceded before April 15, 1861; * Red = Slave states that seceded after April 15, 1861; * Yellow = Union states that permitted slavery (border states); * Blue = Union states that had banned slavery; * Gray = Territories