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14 feb 1957 anni - Sputnik launched by Soviet Union

Descrizione:

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.

Aggiunto al nastro di tempo:

Data:

14 feb 1957 anni
Adesso
~ 68 years ago