Slave Codes
Laws in the South that controlled enslaved people’s lives and limited their rights.
Manifest Destiny
Belief that the U.S. was meant to expand across North America.
Stephen Austin
Led American settlers into Texas under Mexican rule
Antonio López de Santa Anna
Mexican leader during the Texas Revolution and the Mexican-American War
Sam Houston
Led Texas to independence; first president of the Republic of Texas.
Alamo
Famous battle where Texans were defeated; used as motivation (“Remember the Alamo!”).
John Tyler
President before Polk; pushed for the annexation of Texas.
James K. Polk
Expansionist president; led U.S. into the Mexican-American War.
“Fifty-Four Forty or Fight!”
Slogan demanding the U.S. claim Oregon territory up to the 54°40′ line.
Mexican Cession
Land the U.S. gained from Mexico after the war (CA, NV, UT, AZ, NM, etc.).
Treaty of Guadalupe Hidalgo
Ended the Mexican-American War; set the Rio Grande as Texas border.
Wilmot Proviso
Proposed to ban slavery in land won from Mexico; never passed.
Ostend Manifesto
Secret plan for the U.S. to buy Cuba from Spain (and possibly take it by force).
Clayton-Bulwer Treaty
U.S. and Britain agreed not to control future Central American canal routes
Gadsden Purchase
Small strip of land bought from Mexico for building a railroad
Free-Soil Movement
Wanted new western territories to be free from slavery (not abolitionists).
Compromise of 1850
California free; stronger Fugitive Slave Act; popular sovereignty in UT & NM.
Fugitive Slave Law
Required Americans to return escaped enslaved people to owners.
Harriet Tubman
Former enslaved woman; conductor of the Underground Railroad
Uncle Tom’s Cabin – Stowe
Anti-slavery novel that increased Northern anger at slavery.
Impending Crisis of the South
Book arguing slavery hurt poor white Southerners.
Kansas-Nebraska Act
Let settlers vote on slavery (popular sovereignty); caused Bleeding Kansas.
Popular Sovereignty
Idea that people living in a territory decide if it allows slavery.
Bleeding Kansas
Violent fighting between pro-slavery and anti-slavery settlers in Kansas.