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President Lincoln issues the final Emancipation Proclamation freeing all slaves in territories held by Confederates and emphasizes the enlisting of black soldiers in the Union Army. The war to preserve the Union now becomes a revolutionary struggle for the abolition of slavery.
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The South suffers a huge blow as Stonewall Jackson dies from his wounds, his last words, "Let us cross over the river and rest under the shade of the trees."
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The tide of war turns against the South as the Confederates are defeated at the Battle of Gettysburg in Pennsylvania.
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A decisive Confederate victory by Gen. Braxton Bragg's Army of Tennessee at Chickamauga leaves Gen. William S. Rosecrans' Union Army of the Cumberland trapped in Chattanooga, Tennessee under Confederate siege.
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Dedication of the Soldiers' National Cemetery at Gettysburg. President Abraham Lincoln delivers the Gettysburg Address.
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Union forces break the Confederate siege of the city in successive attacks. The most notable event is the storming of Lookout Mountain on November 24 and Battle of Missionary Ridge the following day. The decisive Union victory sends the Confederate Army south into Georgia where General Bragg reorganizes his forces before resigning from command on November 30.
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Ulysses S. Grant is appointed lieutenant general, a rank revived at the request of President Lincoln. Grant assumes command of all Union Armies in the field the following day.
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A costly mistake by Grant results in 7,000 Union casualties in twenty minutes during an offensive against fortified Rebels at Cold Harbor in Virginia.
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Abraham Lincoln is reelected president of the United States.
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The Battle of Nashville, Tennessee. The Confederate Army under John Bell Hood is thoroughly defeated and the threat to Tennessee ends.
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General Lee abandons both cities and moves his army west in hopes of joining Confederate forces under General Johnston in North Carolina.
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Gen. Robert E. Lee surrenders his Confederate Army to Gen. Ulysses S. Grant at the village of Appomattox Court House in Virginia. Grant allows Rebel officers to keep their sidearms and permits soldiers to keep horses and mules.
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President Abraham Lincoln is assassinated by actor John Wilkes Booth at Ford's Theater in Washington, DC. On the same day, Fort Sumter, South Carolina is re-occupied by Union troops.
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The final battle of the Civil War takes place at Palmito Ranch, Texas. It is a Confederate victory.
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The Thirteenth Amendment to the United States Constitution, passed by Congress on January 31, 1865, is finally ratified. Slavery is abolished.