Updated:
Original:
Year
1862

Rebels and Yankees clash at the Battle of Antietam

On this day in 1862, at the Battle of Antietam, Confederate General Robert E. Lee’s Army of Northern Virginia and Union General George B. McClellan’s Army of the Potomac fight to a standstill along a Maryland creek on the bloodiest day in American history. Although the battle was a tactical draw, it forced Lee to end his invasion of the North and retreat back to Virginia.

FACT CHECK: We strive for accuracy and fairness. But if you see something that doesn't look right, click here to contact us!

ALSO ON THIS DAY

U.S. Constitution signed

The Constitution of the United States of America is signed by 38 of 41 delegates present at the conclusion of the Constitutional Convention in Philadelphia. Supporters of the document waged a hard-won battle to win ratification by the necessary nine out of 13 U.S. states. The ...read more

Space Shuttle unveiled

On September 17, 1976, NASA publicly unveils its first space shuttle, the Enterprise, during a ceremony in Palmdale, California. Development of the aircraft-like spacecraft cost almost $10 billion and took nearly a decade. In 1977, the Enterprise became the first space shuttle to ...read more

Camp David Accords signed

At the White House in Washington, D.C., Egyptian President Anwar el-Sadat and Israeli Prime Minister Menachem Begin sign the Camp David Accords, laying the groundwork for a permanent peace agreement between Egypt and Israel after three decades of hostilities. The accords were ...read more

Battle of Antietam breaks out

Beginning early on the morning of this day in 1862, Confederate and Union troops in the Civil War clash near Maryland’s Antietam Creek in the bloodiest single day in American military history. The Battle of Antietam marked the culmination of Confederate General Robert E. Lee’s ...read more

Soviet Union invades Poland

On this day in 1939, Soviet Foreign Minister Vyacheslav Molotov declares that the Polish government has ceased to exist, as the U.S.S.R. exercises the “fine print” of the Hitler-Stalin Non-aggression pact—the invasion and occupation of eastern Poland. Hitler’s troops were already ...read more