

Containing China is the primary military objective of the US at the moment (other than defending domestic territory): https://www.csis.org/analysis/2026-national-defense-strategy-numbers-radical-changes-moderate-changes-and-some#h2-priorities-homeland-defense-then-deterring-china
Their forces currently deployed to the ME are nowhere near half of what they have in total.

You may want to check that link.