6 August 1090

A gas leak caused an explosion that collapsed a building and led to the deaths of 22 people in Rosario, Argentina.

A series of riots broke out in several London boroughs and in cities and towns across England in response to the shooting of Mark Duggan by Metropolitan Police officers.

Flash floods, mudslides, and debris flows across the Ladakh region of Indian-administered Kashmir left at least 255 people dead.

Mauritanian president Sidi Ould Cheikh Abdallahi was ousted from power by a group of high-ranking generals that he had dismissed from office several hours earlier.

Korean Air Flight 801 crashed into a hill on approach to Antonio B. Won Pat International Airport in Guam, killing 228 of the 254 people aboard.

Researchers announced that the meteorite ALH84001 (pictured), discovered in the Allan Hills of Antarctica, may contain evidence of life on Mars, but further tests were inconclusive.

British computer programmer Tim Berners-Lee posted a public invitation to collaborate on a system of interlinked, hypertext documents accessible via the Internet, known as the World Wide Web.

U.S. president Lyndon B. Johnson signed the Voting Rights Act into law, outlawing literacy tests and other discriminatory voting practices that had been responsible for the widespread disfranchisement of African Americans.

World War II: The U.S. Army Air Force bomber Enola Gay dropped the Little Boy atomic bomb on Hiroshima, Japan (mushroom cloud pictured), killing about 70,000 people instantly.

World War II: Allied forces attacked German fortifications at Saint-Malo, France, beginning the Battle of Saint-Malo (pictured).

The Anglo-Belgian India Rubber Company was founded in Antwerp to exploit natural rubber in the Congo Free State.

The Battle of Oriskany, one of the bloodiest battles of the American Revolutionary War, was fought about 6 mi (10 km) east of Fort Stanwix, New York.

After the death of Gregory XV, a papal conclave in Rome elected Maffeo Barberini as Pope Urban VIII.

Second Fitna: Pro-Alid forces defeated the Umayyad Caliphate in the Battle of Khazir, allowing them to take control of Mosul in present-day Iraq.

A suicide bomb attack kills at least 15 people at a mosque in the Saudi city of Abha.

NASA's Curiosity rover lands on the surface of Mars.

War in Afghanistan: A United States military helicopter is shot down, killing 30 American special forces members and a working dog, seven Afghan soldiers, and one Afghan civilian. It was the deadliest single event for the United States in the War in Afghanistan.

Flash floods across a large part of Jammu and Kashmir, India, damages 71 towns and kills at least 255 people.

A military junta led by Mohamed Ould Abdel Aziz stages a coup d'état in Mauritania, overthrowing president Sidi Ould Cheikh Abdallahi.

Erwadi fire incident: Twenty-eight mentally ill persons tied to a chain are burnt to death at a faith based institution at Erwadi, Tamil Nadu.

Korean Air Flight 801 crashed at Nimitz Hill, Guam, killing 229 of the 254 people on board.

NASA announces that the ALH 84001 meteorite, thought to originate from Mars, contains evidence of primitive life-forms.

Tim Berners-Lee releases files describing his idea for the World Wide Web. WWW makes its first appearance as a publicly available service on the Internet.

Takako Doi, chair of the Social Democratic Party, becomes Japan's first female speaker of the House of Representatives.