Harry S Truman
President Truman.
That was Henry Truman.
Truman
President Truman.
Truman
Type your answer here... Pesident Harry s. Truman
According to wikipedia Harry S. Truman was president from April 1945-1953 which would make him president in August 1945 when the first atomic bomb was dropped.
Harry Truman
Dropped on Japan to end the war.
Harry S. Truman
If you are referring to the nuclear bomb, it was dropped over Japan in world war 2 and not the cold war. Those bombs were authorized by President Truman.
Which President? US or UK. Since US is the first country to use nuclear weapons, then I assume that you are asking who was the US president during world war two while nuclear testing? Answer: Truman.