The President's News Conference
07/20/1949
https://www.presidency.ucsb.edu...
The rules and regulations applicable to the military establishment shall continue in full force and effect at all times ...
The weapons of destruction have become so powerful and so terrible that we can't even think of another all-out war.
My decision should not be interpreted as establishing any new pattern or policy.
I can't see any good purpose to be served by that.