Historical milestones of August 20

August 20 marks several significant historical events. In 1940, Leon Trotsky, who opposed Stalin and fled to Mexico, was fatally wounded by an assassin.

In the field of space exploration, the Viking 1 mission launched toward Mars in 1975, and the Voyager 2 probe began its journey to Jupiter, Saturn, Uranus, and Neptune in 1977. Additionally, the date commemorates the return of the first living creatures to survive space travel: two dogs sent by the USSR.

Notable births on this day include American author H.P. Lovecraft, Italian poet Salvatore Quasimodo, soul musician Isaac Hayes, Led Zeppelin's Robert Plant, and Russian director Andrei Konchalovsky. The date also marks the birth of former Indian Prime Minister Rajiv Gandhi.