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4 天前 · Films and photographs of the assassination. Official investigations. Conspiracy theories. Legacy. Notes and references. External links. Assassination of John F. Kennedy. On November 22, 1963, John F. Kennedy, the 35th president of the United States, was assassinated while riding in a presidential motorcade through Dealey Plaza in Dallas, Texas.
3 天前 · On January 28, 1986, the Space Shuttle Challenger broke apart 73 seconds into its flight, killing all seven crew members aboard. The spacecraft disintegrated 46,000 feet (14 km) above the Atlantic Ocean, off the coast of Cape Canaveral, Florida, at 11:39 a.m. EST (16:39 UTC ). It was the first fatal accident involving an American spacecraft ...
15 小時前 · The Normandy landings were the landing operations and associated airborne operations on Tuesday, 6 June 1944 of the Allied invasion of Normandy in Operation Overlord during World War II. Codenamed Operation Neptune and often referred to as D-Day, it is the largest seaborne invasion in history.
3 天前 · Qin Shi Huang ( Chinese: 秦 始皇, pronunciation ⓘ; February 259 [e] – 12 July 210 BC) was the founder of the Qin dynasty and the first emperor of China. [9] .
2 天前 · The Battle of Mogadishu ( Somali: Maalintii Rangers, lit. 'Day of the Rangers'), also known as the Black Hawk Down Incident, was part of Operation Gothic Serpent.
3 天前 · Andromeda Galaxy. The Andromeda Galaxy is a barred spiral galaxy and is the nearest major galaxy to the Milky Way. It was originally named the Andromeda Nebula and is cataloged as Messier 31, M31, and NGC 224.
3 天前 · The Black Death was a bubonic plague pandemic occurring in Europe from 1346 to 1353. It was one of the most fatal pandemics in human history; as many as 50 million people [2] perished, perhaps 50% of Europe's 14th century population. [3] . The disease is caused by the bacterium Yersinia pestis and spread by fleas and through the air.
