Detonation of the first A-Bomb. Trinity Test In New Mexico.
Truman signs this to control the building of atomic weapons
Intercontinental Ballistic Missile. Range of more then 3,400 miles
U.S was very shocked because we didn't think they would be able to do this so fast.
44,000 Soviet troops are involved in the dropping of the A-bomb
Intercontinental Ballistic Missile
UK, US, USSR sign this. It limits the testing of nuclear weapons for everywhere except underground