Freedom of movement, freedom of assembly, 4th and some 5th Amendment guarantees (and others) are ALL either vacated or limited when serving in the US Armed Forces.
You can't have service members publicly criticizing this or any Commander-in-Chief. It undermines authority and discipline.
You can't have service members publicly criticizing this or any Commander-in-Chief. It undermines authority and discipline.
I believe enlisted and officers are treated differently in this regard. Officers can be subject to UCMJ for "speaking out" but I don't think enlisted can. Of course, exceptions exist for everything but generally speaking enlisted don't have much to worry about.