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14 janv. 1939 - secret or not

Description:

Although the project was secret, word got out via scientists fleeing persecution in Nazi Germany. Among them was Albert Einstein, who warned US President Franklin D. Roosevelt.
Anxiety over the development of a Nazi secret weapon rippled around the world.

Ajouté au bande de temps:

ww2

ByBrody Kovach
il y a 1 mois
0
0
62

Date:

14 janv. 1939
Maintenaint
~ Il y a 86 ans
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