August 7th

2010
Elena Kagan was sworn in as the 112th justice and fourth woman to serve on the U.S. Supreme Court.
Elena Kagan
2009
Former Republican vice presidential candidate Sarah Palin accused President Barack Obama of proposing a "death panel" that would decide who receives treatment in his health care plan.
Sarah Palin
2008
War Between Russia and Georgia Breaks Out. The conflict began over South Ossetia and Abkhazia, two breakaway regions of Georgia. When the two provinces broke away from Georgia in the early 1990s and most of the international community did not recognize their independence. Russia on the other hand, backed them and placed peacekeeping forces in the two regions. In 2008, tensions escalated between the two countries after Russia moved a large number of troops in the area. The war ended with Russian victory and with Georgia losing parts of South Ossetia and Abkhazia to Russia.
Russo-Georgian War
2007
Barry Bonds passes Hank Aaron on baseball’s all-time homerun list. The record, however, is discredited by many because of Bond’s alleged steroid use.
Doping in baseball
2002
Major league baseball players and owners agreed on the sport's first tests for steroids.
Doping in baseball
2000
Democratic presidential candidate Al Gore chose Connecticut Sen. Joseph Lieberman as his running mate, making him the first Jewish candidate on a major party ticket.
Joe Lieberman
1998
Coordinated bomb attacks in American embassies in Dar es Salaam, Tanzania and Nairobi, Kenya kill over 200 people. Responsibility for the twin attacks in the capital cities was taken by an Al-Qaeda affiliate Egyptian Islamic Jihad.
1998 United States embassy bombings
1990
President George H.W. Bush ordered U.S. troops and warplanes to Saudi Arabia to guard the oil-rich desert kingdom against a possible invasion by Iraq.
Gulf War
1987
Lynne Cox becomes the first person to swim from the United States to the Soviet Union, making the 2.7 mile trip through the frigid waters of the Bering Strait. Cox is surprised by the (relatively) warm welcome she receives from the Soviets.
International Swimming Hall of Fame
1982
George Washington Institutes the Purple Heart. Then known as the Badge of Military Merit, the Purple Heart is a military decoration. In 1932, on the 200th birth anniversary of Washington, it was decided that the award would given to those wounded or killed while serving in the United States Armed Forces as a result of enemy action on or after April 5, 1917. August 7 is annually observed as Purple Heart Day in the United States.
Purple Heart
1974
Daredevil Walks a High Wire Between Twin Towers of the World Trade Center. French high-wire artist Philippe Petit, who was 24 years old at the time, walked 8 times across a high wire between the two towers in 45 minutes. The high wire was was 1,350 feet from the ground.
Philippe Petit
1971
Apollo 15 returned to Earth after a manned mission to the moon.
Apollo 15
1964
Congress passed the Gulf of Tonkin resolution, giving President Lyndon B. Johnson broad powers to deal with reported North Vietnamese attacks on U.S. forces.
Gulf of Tonkin incident
1960
Ivory Coast Independence. The West African country known as Côte d'Ivoire gained its independence from France after being a member of the French Community for 2 years. Ivory Coast became a French Colony in 1893 under the leadership of explorer Louis Gustave Binger. Felix Houphouet-Boigny became the first president of the independent country and remained in office until his death in 1993.
History of Ivory Coast (1960–99)
1959
The United States launched Explorer 6, which sent back a picture of Earth.
Explorer 6
1955
Tokyo Telecommunications Engineering, the precursor to Sony, begins selling its first transistor radios in Japan.
Portal:Tokyo/Anniversaries
1947
The wooden raft Kon-Tiki, which carried Thor Heyerdahl and five companions more than 4,000 miles, crashed into a reef in the Pacific.
1942
U.S. forces landed at Guadalcanal, marking the start of the first major allied offensive in the Pacific during World War II.
Guadalcanal Campaign
1933
The Iraqi Government slaughters over 3,000 Assyrians in the village of Sumail. The day becomes known as Assyrian Martyrs Day.
Simele massacre
1912
The Progressive Party nominated Theodore Roosevelt for president.
Progressive Party (United States, 1912)
1789
Congress established the U.S. War Department.
United States Department of War
1714
The Battle of Gangut: the first important victory of the Russian Navy during the Great Northern War against Sweden.
Battle of Gangut
1461
Ming Dynasty Chinese military general Cao Qin stages a coup against the Tianshun Emperor.
Rebellion of Cao Qin