1384 - The Hongwu Emperor of Ming China, Emperor Dong, hears a case of a couple who tore paper money bills while fighting over them—a case considered equal to the act of destroying stamped government documents, which by law necessitated one hundred floggings by a bamboo rod. However, the Hongwu Emperor decided to pardon them, seeing as how their intention was not to tear up the money.
1513 - Battle of Guinegate (Battle of the Spurs) - King Henry VIII of England defeats French Forces who were forced to retreat.
1819 - Seventeen people die and over 600 are injured by cavalry charges at the Peterloo Massacre at a public meeting at St. Peter's Field, Manchester, England.
1868 - Arica, Peru (now Chile) is devastated by a tsunami which followed a magnitude 8.5 earthquake in the Peru-Chile Trench off the coast. The earthquake and tsunami killed an estimated 25,000 people in Arica and perhaps 70,000 people in all.
1941 - HMS Mercury, Royal Navy Signals School and Combined Signals School opens at Leydene, near Petersfield, Hampshire, England.
1942 - World War II: The two-person crew of the U.S. naval blimp L-8 disappears without a trace on a routine anti-submarine patrol over the Pacific Ocean. The blimp drifts without her crew and crash-lands in Daly City, California.
1960 - Joseph Kittinger parachutes from a balloon over New Mexico at 102,800 feet (31,330 m), setting three records that still stand today: High-altitude jump, free-fall, and fastest speed by a human without an aircraft.
1966 - Vietnam War: The House Un-American Activities Committee begins investigations of Americans who have aided the Viet Cong. The committee intends to introduce legislation making these activities illegal. Anti-war demonstrators disrupt the meeting and 50 people are arrested.
1993 - The Debian distribution was first announced by Ian Murdock, then a student at Purdue University. Murdock initially called his system the "Debian Linux Release"
Eastern Orthodox: commemoration of the translation of the Acheiropoietos icon which means "Not made by hands", (also known as the Mandelion) from Edessa to Constantinople on 16 August 944 This "Shroud of Constantinople" is believed to be the Shroud of Turin today by many scholars.