General Ulysses S. Grant accepted General Robert E Lee's surrender of the Confederate army.

Martin Luther King Jr. was assassinated.

Al Capone's St. Valentine's Day Massacre.

Montgomery Ward published the first mail-order catalog.

First state to secede from the union before the start of the Civil War.

Lt. Col. George A. Custer was defeated and killed.

The U.S. Constitution was signed.

The first Super Bowl was played.

Francis Scott Key wrote the "Star Spangled Banner."

Rosa Parks refused to give up her bus seat sparking boycotts.

John Brown raids armory at Harpers Ferry.

The Exxon Valdez spills its oil in 1989.

Thomas Edison created the first long-lasting electric light bulb.

Billy the Kidd shot to death by Sheriff Pat Garrett.

Drugstore owner Col. John Pemberton creates Coca-Cola.

The Wright Brothers design and build the first powered airplane.

Gutzon Borglum sculpted monument to four American presidents.

Golden spike placed that joined the rails of the First Transcontinental Railroad.

U.S. hosted its first Olympic Games.