A quick peek at post-WWII military history - 150-ish countries that the US could bomb, multiply by 80 years, subtract actual bombings - suggests that "because it can" is a very weak description of Uncle Sam's bombing behavior.
And America was no saint during Carter's years - https://en.wikipedia.org/wiki/Foreign_policy_of_the_Carter_a...
However, trump did basically say “I’m not a warmonger”. Nobody should have believed him, but he did make it very explicit, very cut and dry. But nothing is cut and dry with him.
US foreign policy is dictated by Israel at this point. You thought it was only the middle east part but US has been relocating all weapon systems from the allies all around the world only to protect Israel.