And it’s not “public property”. It’s military property. It may be publiclying purchased, but it is not there for free use by the public.
Military equipmentioned is used to perform mission requirements, not to be used as a billboard.
That includes the barracks and family housing on base? After all, the housing is also on public property. And that includes any place of worship on base. Get rid of them all.
When I was in the Navy, the only place you were allowed personalize the inside of your locker. Even there, you had to be careful of the content of photo’s you displayed.