1770 – Marie Antoinette, at age 14, married the future King Louis XVI of France, who was 15.

1868 – U.S. President Andrew Johnson was acquitted during the Senate impeachment, by one vote.

1879 – The Treaty of Gandamak between Russia and England set up the Afghan state.

1920 – Joan of Arc was canonized in Rome.

1960 – A Big Four summit in Paris collapsed due to the American U-2 spy plane incident.

1963 – After 22 Earth orbits Gordon Cooper returned to Earth, ending Project Mercury.

1969 – Venus 5, a Russian spacecraft, landed on the planet Venus.

1975 – Japanese climber Junko Tabei became the first woman to reach the summit of Mount Everest.

1977 – Five people were killed when a New York Airways helicopter, idling on top of the Pan Am Building in Manhattan, toppled over, sending a huge rotor blade flying.

1991 – Queen Elizabeth II became the first British monarch to address the U.S. Congress.

1992 – The Endeavour space shuttle landed safely after its maiden voyage.

1996 – Admiral Jeremy “Mike” Boorda, the nation’s top Navy officer, died from a self-inflicted gunshot wound after some of his military awards were called into question.

2000 – U.S. First Lady Hillary Rodham Clinton was nominated to run for U.S. Senator in New York. She was the first U.S. first lady to run for public office.