14 févr. 1957 - Sputnik launched by Soviet Union
Description:
In 1957, the Soviet Union became the first nation to launch a man-made satellite that could orbit the Earth. This was very alarming for many Americans since this experiment had failed for them many times before.Ajouté au bande de temps:
Date:
14 févr. 1957
Maintenaint
~ Il y a 68 ans