The Missouri Compromise is enacted by Congress and signed by President James Monroe, providing for the admission of Missouri into the Union as a slave state, but prohibits slavery in the rest of the northern Louisiana Purchase territory.
After fighting for 13 days, the Alamo falls.
The Supreme Court's Dred Scott decision holds that blacks cannot be citizens.
While campaigning for the presidency, Abraham Lincoln makes a speech defending the right to strike.
The USS Monitor left New York with a crew of 63, seven officers and 56 seamen.
Louisa May Alcott dies just hours after the burial of her father.
Aspirin is patented following Felix Hoffman's discoveries about the properties of acetylsalicylic acid.
The Allies recapture Fort Douaumont in France during the Battle of Verdun.
In Spain, Jose Miaja takes over Madrid government after a military coup and vows to seek "peace with honor."
Cologne, Germany, falls to General Courtney Hodges' First Army.
Winston Churchill opposes the withdrawal of troops from India.
The United States announces that it will send 3,500 troops to Vietnam.
President Lyndon B. Johnson announces his plan to establish a draft lottery.
President Richard Nixon imposes price controls on oil and gas.
Islamic militants in Tehran say that they will turn over the American hostages to the Revolutionary Council.
President Reagan announces plans to cut 37,000 federal jobs.