Truman
Truman in WW2 on Japan.
Only the President of the United States has the authority to authorise the use of nuclear weapons. Governors cannot commit armed troops, let alone nuclear weapons, to combat.
Use of nuclear weapons in wartime.
President Truman.
1945 was the first year that a Nuclear bomb was successfully tested then used in combat.
The first Soviet nuclear weapon was tested in 1949. They have never used one in combat.
He ordered military to recruit African Americans and ordered the army to put them into combat
No, the only nuclear weapons ever used in combat were the two used in 1945 on Japan to end WW2.
That is when they were first:developedtested: July 16used in combat: August 6 & 9
If you mean weapons in combat: Hiroshima and Nagasaki. If you mean something else, clarify the question.
No, the hydrogen fusion bomb was not developed until 1952. The first nuclear weapons were developed and used in combat in 1945.
Only two nuclear weapons have been used in combat, both quite primitive designs to the weapons that are deployed today. The weapon with the most quantities in the current active US nuclear stockpile is the W76/Mk-4 warhead.