Causes

Multiple causes converged:
• Slavery — especially its expansion into new western territories
• States' rights vs federal authority
• Economic differences (industrial North vs. agrarian South)
• Sectional tensions — Missouri Compromise, Compromise of 1850, Kansas-Nebraska Act, Dred Scott decision

Key Figures

PersonRole
Abraham LincolnUnion President; issued Emancipation Proclamation
Jefferson DavisConfederate President
Ulysses S. GrantUnion general; accepted Confederate surrender
Robert E. LeeConfederate general; surrendered at Appomattox
Frederick DouglassAbolitionist; advised Lincoln

Major Events

1861: Confederate states secede; Fort Sumter attack begins war.
1862: Battle of Antietam — bloodiest single day (22,000 casualties); Lincoln issues preliminary Emancipation Proclamation.
1863: Emancipation Proclamation (Jan. 1); Battle of Gettysburg — Confederate high tide; Lincoln's Gettysburg Address.
1865: Lee surrenders at Appomattox; Lincoln assassinated; 13th Amendment abolishes slavery.

The Emancipation Proclamation

Issued January 1, 1863 by Lincoln. Declared enslaved people in Confederate states free. Transformed the war into a fight for human freedom and discouraged European support for the Confederacy.

Reconstruction

1865–1877: Rebuilding the South and integrating freed Black Americans. 13th (abolition), 14th (citizenship), 15th (voting rights) Amendments passed. Ended with withdrawal of federal troops; Jim Crow laws followed.

FAQ

Was the Civil War really about slavery? Yes — while states' rights was invoked, the specific right at issue was the right to maintain slavery, as Confederate secession documents explicitly state.

Quick Quiz

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