ON MAY 1, 1707, the Kingdom of Great Britain was created as a treaty merging England and Scotland took effect.
In 1786, Mozart's opera "The Marriage of Figaro" premiered in Vienna.
In 1931, New York's 102-story Empire State Building was dedicated. Singer Kate Smith made her debut on CBS Radio on her 24th birthday.
In 1941, the Orson Welles motion picture "Citizen Kane" premiered in New York.
In 1945, a day after Adolf Hitler took his own life, Admiral Karl Doenitz effectively became sole leader of the Third Reich with the suicide of Hitler's propaganda minister, Josef Goebbels.
In 1960, the Soviet Union shot down an American U-2 reconnaissance plane over Sverdlovsk and captured its pilot, Francis Gary Powers.
In 1964, the computer programming language BASIC (Beginner's All-Purpose Symbolic Instruction Code) was created by Dartmouth College professors John G. Kemeny and Thomas E. Kurtz.
In 1967, Elvis Presley married Priscilla Beaulieu at the Aladdin Hotel in Las Vegas. (They divorced in 1973.)
In 1971, the intercity passenger rail service Amtrak went into operation.
In 1975, Hank Aaron of the Milwaukee Brewers broke baseball's all-time RBI record previously held by Babe Ruth during a game against the Detroit Tigers (Milwaukee won, 17-3).
In 1992, on the third day of the Los Angeles riots, a visibly shaken Rodney King appeared in public to appeal for calm, pleading, "Can we all get along?"
In 2011, President Barack Obama announced the death of Osama bin Laden during a U.S. commando operation (because of the time difference, it was early May 2 in Pakistan, where the al-Qaida leader met his end).