3 апр 1949 г. - Soviet Union tests atomic bomb
Описание:
In 1949, the Soviet Union tested their first atomic bomb. This created a doubt in the American postwar confidence. This led President Harry Truman to order American scientists to start working on the hydrogen bomb.Добавлено на ленту времени:
Дата:
3 апр 1949 г.
Сейчас
~ 76 г назад