Scenes of war violence are shown, and some people are shown getting shot and killed.
There is a lot of gunfire for an extended period during the film. Nobody is visibly injured.
Mild violence without blood. Nothing graphic, but guns and nukes are very prominent in the movie.
To stop an insane general's attempt to start a world war, troops from another base are sent to storm his base. As the paranoid commander has told his own troops that the incoming troops are Warsaw troops in disguise, they violently resist. No blood is shown.