Leader of the newly created Republican Party during the election of 1860.
Abraham Lincoln
Support network for helping escaped slaves reach the United States and Canada.
Underground Railroad
Created by Stephen Douglas. Introduced Popular Sovereignty to the territories.
Kansas – Nebraska Act
Viewed as a terrorist by the south, a martyr by the north.

John Brown
This election triggered the Civil War.
Election of 1860
Leader of the Confederate forces during the Civil War. Captured John Brown at Harpers Ferry.
Robert E. Lee
The idea that the residents of a territory would decide the legality of slavery.
Popular Sovereignty
Ruled that any compromise made on slavery in the territories was unconstitutional. Named after this man.

Dred Scott Decision
Robert E. Lee's final invasion of the North was halted at this battle in Pennsylvania.
Battle of Gettysburg
This massive transportation project caused division over its cost and Northern financing.
Transcontinental Railroad
Creator of the Kansas-Nebraska Act. Famously debated Abraham Lincoln. Senator from Illinois.
Stephen Douglas
Granted freedom to slaves in captured Southern territory. Issued after the Battle of Antietam/Sharpsburg.
Emancipation Proclamation
This law gave more power to slave catchers. Part of the Compromise of 1850.
1850 Fugitive Slave Law
Bloodiest day in American Military History.
Battle of Antietam/Sharpsburg
Political party of the North.
Republican Party
Hero of the Mexican-American War. A slave owner who was surprisingly anti-slavery. Died after eating cherries and milk.
Zachary Taylor
Failed proposal which would have outlawed slavery in any territory acquired from Mexico.
Wilmot Proviso
Supreme Court leader who ruled all compromises on slavery were illegal.

Roger Taney