Time: The bombardment began at 4:30 a.m. on April 12, 1861.

Location: Fort Sumter, Charleston Harbor, South Carolina

Key Figures:

Union: Major Robert Anderson

Confederacy: General P.G.T. Beauregard

What Happened: Confederate forces opened fire on the federal Fort Sumter, initiating the American Civil War. After enduring continuous bombardment, Major Anderson surrendered the fort on April 13.

Time: The battle commenced in the early morning hours.

Location: Near Manassas Junction, Virginia

Key Figures:

Union: Brigadier General Irvin McDowell

Confederacy: Generals Joseph E. Johnston and P.G.T. Beauregard

What Happened: Union forces advanced with the objective of swiftly defeating the Confederates and marching toward Richmond. However, Confederate reinforcements and a strong defensive stand, notably by General Thomas "Stonewall" Jackson, led to a chaotic Union retreat.

Time: The Confederate attack began at dawn on April 6.

Location: Pittsburg Landing, Hardin County, Tennessee

Key Figures:

Union: Major General Ulysses S. Grant

Confederacy: General Albert Sidney Johnston and General P.G.T. Beauregard

What Happened: Confederate forces launched a surprise attack against Grant's army, leading to intense fighting. Despite initial Confederate successes, Union reinforcements arrived, and Grant counterattacked on April 7, resulting in a Union victory but with heavy casualties on both sides.

Time: Fighting began at dawn and continued throughout the day.

Location: Sharpsburg, Maryland

Key Figures:

Union: Major General George B. McClellan

Confederacy: General Robert E. Lee

What Happened: In the bloodiest single day of the Civil War, Union and Confederate forces clashed in a series of engagements. While tactically inconclusive, Lee's retreat back to Virginia gave the Union a strategic advantage, leading President Lincoln to issue the preliminary Emancipation Proclamation.

Time: Major assaults occurred on December 13.

Location: Fredericksburg, Virginia

Key Figures:

Union: Major General Ambrose E. Burnside

Confederacy: General Robert E. Lee

What Happened: Union forces launched frontal assaults against well-fortified Confederate positions on Marye's Heights. The attacks resulted in significant Union casualties without achieving a breakthrough, leading to a decisive Confederate victory and a blow to Union morale.

Time: The battle spanned three days, with significant fighting each day.

Location: Gettysburg, Pennsylvania

Key Figures:

Union: Major General George G. Meade

Confederacy: General Robert E. Lee

What Happened: Lee's second invasion of the North culminated in a pivotal battle at Gettysburg. After initial successes, Confederate forces were repelled, notably during Pickett's Charge on the third day. The Union victory marked a turning point in the war, halting Lee's advance into Northern territory.

Time: The siege lasted approximately six weeks.

Location: Vicksburg, Mississippi

Key Figures:

Union: Major General Ulysses S. Grant

Confederacy: Lieutenant General John C. Pemberton

What Happened: Grant's forces besieged the city of Vicksburg, a strategic Confederate stronghold on the Mississippi River. After enduring prolonged bombardment and dwindling supplies, Pemberton surrendered on July 4, giving the Union full control of the Mississippi River and splitting the Confederacy.

Time: The battle commenced at dawn.

Location: Appomattox Court House, Appomattox County, Virginia

Key Figures:

Union: General Ulysses S. Grant

Confederacy: General Robert E. Lee

What Happened: After abandoning Richmond and Petersburg, General Lee aimed to regroup with other Confederate forces in North Carolina. However, Union troops under General Grant pursued and intercepted Lee's army at Appomattox Court House. On the morning of April 9, 1865, realizing the futility of further resistance, Lee surrendered to Grant, effectively leading to the conclusion of the American Civil War.