Muhammad, the founder of Islam and unifier of Arabia, dies.
At the Battle of Cross Keys, Confederate Gen. Richard Ewell and his men defeat Union Gen. John C. Fremont, setting up Stonewall Jackson to move the next day against Union forces at nearby Port Republic.
The U.S. dispatches Marines to Tangiers, Morocco, to protect Ion Pedicaris, the wealthy son of a U.S. ambassador, after his family is kidnapped by hostile native tribes in what became known as the "Perdicaris Affair."
After being turned away at a local diner, 86-year-old African American activist Mary Church Terrell and civil rights groups score a major victory as Supreme Court rules against segregated lunch counters in Washington, D.C.
Israeli airplanes attack the USS Liberty, a surveillance ship, in the Mediterranean, killing 34 Navy crewmen.
James Earl Ray, the alleged assassin of Martin Luther King, Jr., is captured at the London Airport.
President Richard Nixon meets with President Thieu of South Vietnam to tell him 25,000 U.S. troops will pull out by August.