The bank of Stockholm issued the first banknotes in Europe.
Source
Adolf Hitler planned to invade Britain under the guise name 'Operation Sealion.'
The journey of the Islamic prophet Muhammad and his followers began. This was known as the Hijrah.
US Marine Major John Glenn's 'Project Bullet' broke the transcontinental speed record.
The world's first atomic bomb was detonated.
NASA launched Apollo 11 from the Kennedy Space Center.
