TopRq.com

The Winter Olympic Games is a sporting event, which occurs every four years. The first celebration of the Winter Olympics was held in Chamonix, France, in 1924. The original sports were alpine and cross-country skiing, figure skating, ice hockey, Nordic combined, ski jumping and speed skating. The Games were held every four years from 1924 until 1936 when they were interrupted by World War II...

The Vietnam War was a Cold War military conflict that occurred in Vietnam, Laos, and Cambodia from November 1, 1955, to April 30, 1975 when Saigon fell. This war followed the First Indochina War and was fought between the communist North Vietnam, supported by its communist allies, and the government of South Vietnam, supported by the United States and other anti-communist nations...

Outer space (often simply called space) is the void that exists beyond any celestial body including the Earth. It is not completely empty (i.e. a perfect vacuum), but contains a low density of particles, predominantly hydrogen plasma, as well as electromagnetic radiation, magnetic fields, and neutrinos. Theoretically, it also contains dark matter and dark energy...