July 15th

2010
After 86 days of gushing oil into the Gulf of Mexico and several previous attempts to contain the flow, BP caps its leaking oil well.
Timeline of the Deepwater Horizon oil spill
1996
MSNBC is launched. The American news television channel was created by Microsoft and General Electric's NBC unit. The first show of the channel was hosted by Jodi Applegate.
History of MSNBC: 1996–2007
1994
Comet Shoemaker–Levy 9 collides with Jupiter. The Jupiter orbiting comet collided with Jupiter. It was the first time in recorded history that Astronomers had observed a collision between two celestial objects.
Comet Shoemaker–Levy 9
1983
Orly Airport attack. A Turkish Airlines check-in counter was bombed at the Orly Airport in Paris, killing 8 people and injuring more than 50 people. The Armenian militant organization ASALA took responsibility for the attack.
Orly Airport attack
1975
The Russian Soyuz and the U.S. Apollo launched. The Apollo-Soyuz mission was the first international manned spaceflight.
Thomas P. Stafford
1955
18 Nobel laureates sign the Mainau Declaration against nuclear weapons, later co-signed by 34 more laureates.
Mainau Declaration
1948
John J. Pershing, whose leadership in World War I earned him the title General of the Armies of the United States, died in Washington, DC.
Dwight D. Eisenhower
1940
The world's tallest man (8 feet, 11.1 inches), Robert Wadlow, died.
Robert Wadlow
1918
The Second Battle of the Marne began during World War I.
Battle of Château-Thierry (1918)
1870
Georgia became the last of the Confederate States to be readmitted to the Union.
Portal:United States/Anniversaries/July/July 15
1869
Margarine was patented in France by Hippolyte Mege Mouries.
Hippolyte Mège-Mouriès
1799
The Rosetta Stone is found in the Egyptian village of Rosetta by French Captain Pierre-François Bouchard during Napoleon's Egyptian Campaign.
1410
Battle of Grunwald (2nd Battle of Tannenburg), one of Medieval Europe's largest battles during Poland-Lithuanian Teutonic War. Polish King Władysław Jagiełło and Lithuanian Grand Duke Vytautas defeat Teutonic Ulrich von Jungingen.
Polish–Lithuanian–Teutonic War
1381
John Ball, a leader in the Peasants' Revolt, is hung, drawn and quartered in the presence of Richard II of England.
John Ball (priest)
1099
City of Jerusalem is captured and plundered by Christian forces during the First Crusade.
Siege of Jerusalem (1099)
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