Conservative British Conservative MP Louise Mensch announces she will leave the House of Commons, triggering a by-election in her constituency.
UK Deputy Prime Minister Britain's Deputy Prime Minister and leader of the Liberal Democrats, Nick Clegg announces that plans to reform the House of Lords will be abandoned after his party's coalition partners, the Conservatives, failed to support the proposals. The Lib Dems will also not support Conservative plans to reduce the number of MPs in the House of Commons.
Oak Creek Police in Oak Creek, Wisconsin investigate a shooting incident at a Sikh temple which left seven people dead, including the gunman.
Chevron Richmond Refinery A fire at the Chevron Richmond Refinery in Richmond, California spreads thick black smoke over Contra Costa County, prompting warnings from officials to shelter in place.
New Zealand New Zealand's Mount Tongariro erupts for the first time in a century, spreading volcanic ash across the central North Island and affecting airports.
Australian Australian art critic, historian and documentary maker Robert Hughes dies in New York City.
North Caucasus insurgency Four people are confirmed dead and 3 wounded in an apparent suicide bombing at a police checkpoint in Grozny, the capital of Chechnya.
Arab Spring The chief prosecutor charges 15 police officers with torturing doctors who were arrested during protests.
Anti-government protesters and police clash in the capital Tunis over alleged corruption and nepotism within the government.
Syrian rebels state that three Iranians abducted on 4 August 2012 are killed during an air attack in Damascus province by government forces, and threaten to kill the others in their custody unless the army stops its attack.
Syrian Prime Minister Riad Hijab and his family defect to Jordan to join the opposition. State-run media claims he was fired, but the Free Syrian Army states this was only after he arrived in Jordan.
Mexican drug war Mexican Drug War: Alleged members of Los Zetas, a drug cartel originally set up by former soldiers of the Mexican Army, attack several media outlets in Monterrey for publishing on a rumored split between the two principal Zetas bosses.
Ongoing violence 2012 Rakhine State riots: Renewed fighting between Buddhist Rakhine and Muslim Rohingya in western Burma kills three people.
Islamists Clashes take place between protesters and Islamists in Gao, Mali, over a planned amputation of a robber and beating of a journalist covering the demonstration.