June 21, 1941 is known as "the white night" because the sun does not set that day!
People were enjoying their evening.
This is Nina and her two friends in Leningrad.
At 13:00, Fascist troops lined up at the border of what is known as "Stalin's Line". They received the Dortmund Signal, which ordered them to begin the attack on June 22, 1941 at 3:30 A.M.
The US government, meanwhile, mysteriously decided to er... bomb Brooklyn!