July 27 (UPI) -- On this date in history:
In 1794, Maximilien Robespierre, architect of the French Revolution's Reign of Terror, was overthrown and arrested by the National Convention. Robespierre, who encouraged the execution, mostly by guillotine, of more than 17,000 enemies of the revolution, was himself guillotined the following day.
In 1909, Orville Wright set a record by staying aloft in a plane for 1 hour, 12 minutes, 40 seconds.
In 1953, a truce officially ended the Korean War, which had begun June 25, 1950.
In 1989, a Korean Air DC-10 crashed in heavy fog while attempting to land at Tripoli airport in Libya, killing 82 people, four of them on the ground.
In 1996, a bomb exploded at Olympic Park in Atlanta during the Summer Games, killing a woman and injuring more than 100 other people.
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In 2002, nine coal miners were trapped 240 feet underground in southwestern Pennsylvania when a wall collapsed, inundating them with water. A three-day rescue operation saved them all.
In 2012, the Summer Olympics opened in London, with 10,820 athletes representing 204 countries.