29 août 1949 - Soviets explode first atomic bomb
Description:
It came as a great shock to the United States because they were not expecting the Soviet Union to possess nuclear weapon knowledge so soon. This led to rising of international tensions as the superpowers engaged in an arms race, or a competition to strengthen their armed forces & weapons systems.Ajouté au bande de temps:
Date:
29 août 1949
Maintenaint
~ Il y a 75 ans