The Persian Gulf supplies most of the US's oil needs.
The Persian Gulf
All of the Persian Gulf wars concerned oil. The US utilizes many automobiles. The US has been involved in all or most of the Persian Gulf wars in the 20th and 21st centuries; specifically which Persian Gulf War concerns your question?
Patrolled Persian Gulf, see website: USS Stark
why was the gulf war a success and why was it not
The US Military in the Persian Gulf is used to buttress US Support for Saudi Arabia and the Gulf Countries against Iran.
Operation Earnest Will
remain a strong military presence in the Persian gulf region
remain a strong military presence in the Persian gulf region
1991
YES. This is an effective summation of the Persian Gulf War of 1991.
Operation EARNEST WILL
Which Persian Golf War? There were 3 of them.