None, the emphasis is always on the battles, never anything like this. Occasional airplane "nose art" may have suggestive female imagery.

CGI re-enactments of actual dogfights. However, these are obviously CGI and the violence is strictly vehicular. No injured/wounded human beings appear.

Occasional light cursing from the war veterans being interviewed.

None.

Stories are told of perilous situations, and people often died in these circumstances. However, most of the stories have a good outcome even if there were casualties.