Mexican American War

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2. 1. Mexico wins independence from Spain in 1821
2. Americans settle Mexico’s northern border
(Texas) but keep US customs
3. Mexican government enforces new laws that
upset US settlers

3. 4. Texans clash with
Mexican army led by
Santa Anna
5. Sam Houston &
Texian leaders declare
Texas independent

4. 6. Sovereign
nation from
1836-1846

6. The Alamo
1. Texans retreat to an
old mission (Church)
2. For 12 days, 150 people held
off an army of 6000
3. 183 Texians were killed
by Santa Anna’s army – killed all
men there
4. “Remember the Alamo!” becomes
the famous battle cry

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The US enters in 1846 and the war lasts 20 months –
helps the United States reach goal of Manifest Destiny

11. Treaty of GuadalupeHidalgo
1. Mexico agreed to accept the Rio Grande
River as the north border of Texas
2. Mexico recognized that Texas was part of the
US
3. CEDED: Mexico gave up a large stretch of
land between Texas and the Pacific