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.
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.