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July 1861 -- First Battle of Bull Run.
Public demand pushed General-in-Chief Winfield Scott to advance on the South before adequately training his untried troops. Scott ordered General Irvin McDowell to advance on Confederate troops stationed at Manassas Junction, Virginia. McDowell attacked on July 21, and was initially successful, but the introduction of Confederate reinforcements resulted in a Southern victory and a chaotic retreat toward Washington by federal troops. -
Battle of the "Monitor" and the "Merrimac" -- March 1862
In an attempt to reduce the North's great naval advantage, Confederate engineers converted a scuttled Union frigate, the U.S.S. Merrimac, into an iron-sided vessel rechristened the C.S.S. Virginia. On March 9, in the first naval engagement between ironclad ships, the Monitor fought the Virginia to a draw, but not before the Virginia had sunk two wooden Union warships off Norfolk, Virginia. -
April 1862 -- The Battle of Shiloh.
On April 6, Confederate forces attacked Union forces under General Ulysses S. Grant at Shiloh, Tennessee. By the end of the day, the federal troops were almost defeated. Yet, during the night, reinforcements arrived, and by the next morning the Union commanded the field. When Confederate forces retreated, the exhausted federal forces did not follow. Casualties were heavy -- 13,000 out of 63,000 Union soldiers died, and 11,000 of 40,000 Confederate troops were killed. -
May 1862 -- "Stonewall" Jackson Defeats Union Forces.
Confederate General Thomas J. "Stonewall" Jackson, commanding forces in the Shenandoah Valley, attacked Union forces in late March, forcing them to retreat across the Potomac. As a result, Union troops were rushed to protect Washington, D.C -
June 1862 -- The Battle of Seven Pines (Fair Oaks).
On May 31, the Confederate army attacked federal forces at Seven Pines, almost defeating them; last-minute reinforcements saved the Union from a serious defeat. Confederate commander Joseph E. Johnston was severely wounded, and command of the Army of Northern Virginia fell to Robert E. Lee. -
July 1862 -- The Seven Days' Battles.
Between June 26 and July 2, Union and Confederate forces fought a series of battles: Mechanicsville (June 26-27), Gaines's Mill (June 27), Savage's Station (June 29), Frayser's Farm (June 30), and Malvern Hill (July 1). On July 2, the Confederates withdrew to Richmond, ending the Peninsular Campaign -
December 1862 -- The Battle of Fredericksburg
General McClellan's slow movements, combined with General Lee's escape, and continued raiding by Confederate cavalry, dismayed many in the North. On November 7, Lincoln replaced McClellan with Major-General Ambrose E. Burnside. Burnside's forces were defeated in a series of attacks against entrenched Confederate forces at Fredericksburg, Virginia, and Burnside was replaced with General Joseph Hooker. -
May 1863 -- The Battle of Chancellorsville.
On April 27, Union General Hooker crossed the Rappahannock River to attack General Lee's forces. Lee split his army, attacking a surprised Union army in three places and almost completely defeating them. Hooker withdrew across the Rappahannock River, giving the South a victory, but it was the Confederates' most costly victory in terms of casualties. -
September 1863 -- The Battle of Chickamauga.
On September 19, Union and Confederate forces met on the Tennessee-Georgia border, near Chickamauga Creek. After the battle, Union forces retreated to Chattanooga, and the Confederacy maintained control of the battlefield. -
May 1864 -- The Battle of Spotsylvania.
General Grant continued to attack Lee. At Spotsylvania Court House, he fought for five days, vowing to fight all summer if necessary. -
June 1864 -- The Battle of Cold Harbor.
Grant again attacked Confederate forces at Cold Harbor, losing over 7,000 men in twenty minutes. Although Lee suffered fewer casualties, his army never recovered from Grant's continual attacks. This was Lee's last clear victory of the war. -
June 1864 -- The Siege of Petersburg.
Grant hoped to take Petersburg, below Richmond, and then approach the Confederate capital from the south. The attempt failed, resulting in a ten month siege and the loss of thousands of lives on both sides. -
April 1865 -- The Assassination of President Lincoln
On April 14, as President Lincoln was watching a performance of "Our American Cousin" at Ford's Theater in Washington, D.C., he was shot by John Wilkes Booth, an actor from Maryland obsessed with avenging the Confederate defeat. Lincoln died the next morning. Booth escaped to Virginia. Eleven days later, cornered in a burning barn, Booth was fatally shot by a Union soldier. Nine other people were involved in the assassination; four were hanged, four imprisoned, and one acquitted.