U. S. Army vs United States Army Criminal Investigation Command

U. S. Army and United States Army Criminal Investigation Command both are nouns.

Word	Noun	Adjective	Verb	Adverb
U. S. Army	Yes	No	No	No
United States Army Criminal Investigation Command	Yes	No	No	No

U. S. Army (noun)	United States Army Criminal Investigation Command (noun)
the army of the United States of America; the agency that organizes and trains soldiers for land warfare	the United States Army's principal law enforcement agency responsible for the conduct of criminal investigations for all levels of the Army anywhere in the world