Not really, the military actually skews young so they tend to be more liberal than you’d think. POC are also over-represented in the military, and they skew left as well. Polling showed they voted for Bernie at a rate much higher than the average population, for example.

It’s just that in the military, even die-hard liberals are going to be “just following orders”. Now that it’s an all-volunteer force, we are long from the days of rebelliousness during the Vietnam War.