International Day against Nuclear Tests: This day is observed annually to raise awareness about the effects of nuclear weapon tests and to promote a world free of nuclear weapons.
National Sports Day (India): This day is observed annually in India to commemorate the birth anniversary of Indian hockey legend, Major Dhyan Chand. It aims to promote sports and physical activities in the country.
International Day of the Victims of Enforced Disappearances: This day is observed annually to raise awareness about the issue of enforced disappearances, and to honor the victims and support their families.
International Day of Remembrance and Tribute to the Victims of Terrorism: This day is observed annually to honor and support the victims of terrorism and to promote the rights and needs of victims and their families.
More Herbs, Less Salt Day: This day is observed annually to promote the use of herbs and spices in cooking as an alternative to salt, which can have negative effects on health if consumed in excess.
Chop Suey Day: This day is observed annually to celebrate the Chinese-American dish of chop suey, which has become a popular food in many parts of the world.
1521: The Aztec capital of Tenochtitlán falls to the Spanish conquistadors led by Hernán Cortés.
1831: Michael Faraday discovers electromagnetic induction, which leads to the development of the electric generator.
1862: The Second Battle of Bull Run takes place during the American Civil War, with Confederate forces defeating Union troops.
1949: The Soviet Union successfully tests its first atomic bomb, becoming the second country after the United States to possess nuclear weapons.
1966: The Beatles give their last concert at Candlestick Park in San Francisco.
2005: Hurricane Katrina makes landfall in Louisiana, causing widespread damage and flooding in New Orleans and the surrounding areas.
