July 27th

2012
Queen Elizabeth II officially opens the 2012 Summer Olympics in London. It was the 3rd time London had hosted the multi-event international sports event. The ceremony was called Isles of Wonder and was directed by Danny Boyle.
2012 Summer Olympics opening ceremony
2005
Ahmed Ressam, an Algerian who'd plotted to bomb the Los Angeles airport on the eve of the millennium, was sentenced to 22 years in prison.
Los Angeles International Airport
2003
Lance Armstrong won his fifth straight Tour de France, tying Miguel Indurain's record.
Doping at the Tour de France
1996
A pipe bomb exploded at a public park during the Olympic games in Atlanta, killing one person and injuring more than 100.
Anti-abortion violence
1995
The Korean War Veterans Memorial was dedicated in Washington, D.C.
Korean War Veterans Memorial
1985
Coup in Uganda. Tito Lutwa Okello, an Ugandan military officer successfully staged a coup against president Milton Obote. He was ousted by current president Yoweri Museveni 6 months later.
1971 Ugandan coup d'état
1980
The deposed Shah of Iran died in Egypt at age 60.
Mohammad Reza Pahlavi
1974
The House Judiciary Committee voted 27-11 to recommend President Richard M. Nixon's impeachment on a charge that he had personally engaged in a "course of conduct" designed to obstruct justice in the Watergate case.
1967
In the wake of urban rioting, President Lyndon B. Johnson appointed the Kerner Commission to assess the causes of the violence.
Kerner Commission
1960
Vice President Richard M. Nixon was nominated for president at the Republican National Convention in Chicago.
1960 Republican National Convention
1955
Austrian State Treaty came to force. The treaty re-established Austria as a democratic and sovereign country after World War II. It also ended the allied occupation of the country.
Austrian State Treaty
1953
An armistice was signed ending the Korean War.
Korean Armistice Agreement
1940
Bugs Bunny made his debut in the Warner Bros. animated cartoon 'A Wild Hare.'.
Bugs Bunny
1921
Frederick Banting and Charles Best isolate insulin at the University of Toronto.
Frederick Banting
1890
Vincent Van Gogh shoots himeslf. The famed painter, shot himself in the chest. He died of his wounds two days later.
Death of Vincent van Gogh
1866
After two failures, Cyrus W. Field succeeded in laying the first underwater telegraph cable between North America and Europe.
Transatlantic telegraph cable
1861
Union general George B. McClellan was put in command of the Army of the Potomac during the Civil War.
George B. McClellan
1794
French revolutionary leader Maximilien Robespierre was overthrown and placed under arrest. he was executed the following day.
Maximilien Robespierre
1789
Congress established the Department of Foreign Affairs, the forerunner of the State Department.
United States Department of Defense
1694
The Bank of England received a royal charter as a commercial institution.
Bank of England
1689
Battle of Killicrankie: Jacobite Scottish Highlanders under Viscount Dundee defeat royalist force under General MacKay.
Jacobite risings
1586
Sir Walter Raleigh brings first tobacco to England from Virginia.
Sir Walter Raleigh