On Aug. 19, 1886, eight men were found guilty of murder in connection with the May 4 Haymarket Riot in Chicago.
In 1942 about 6,000 Canadian and British soldiers launched a disastrous raid against the Germans at Dieppe, France, suffering about 50 percent casualties.
In 1955 severe flooding in the Northeast caused by the remnants of Hurricane Diane claimed some 200 lives.
In 1977 comedian Groucho Marx died in Los Angeles; he was 86.
In 1980 301 people aboard a Saudi Arabian L-1011 died in a fiery landing in Riyadh.
In 1995 three top U.S. diplomats heading to peace talks in Sarajevo, Bosnia-Herzegovina, were killed when their armored vehicle plunged off a muddy road and exploded.
In 2001 an underground methane and coal-dust explosion in Ukraine killed 55 miners.
