12 April 1961
“The world’s first spaceship, Vostok, with a man on board, was launched into orbit from the Soviet Union on 12 April 1961. The pilot space-navigator of the satellite-spaceship Vostok is a citizen of the USSR, Flight Major Yuri Gagarin.”

12 April 2011
50 years from the first flight of a human in space.

A bit of history in 2 posters...