A white supremacist committed a mass shooting at the Emanuel African Methodist Episcopal Church in Charleston, South Carolina, killing nine people during a prayer service.
Five men were arrested for attempted burglary on the offices of the Democratic National Committee, igniting the Watergate scandal that ultimately led to the resignation of US president Richard Nixon more than two years later.
Guatemalan Revolution: The Guatemalan Congress passed Decree 900, redistributing unused land greater than 224 acres (0.91 km2) in area to local peasants.
Second World War: RMS Lancastria was sunk by German aircraft near Saint-Nazaire, France, causing thousands of fatalities in Britain's worst maritime disaster.