Politics aside, I have to agree that Entertainment seemed an inappropriate word to use to describe the site given the topic.
However, I imagine recruitment isn't what it once was for the armed forces and therefore, they are using all manner of method in an attempt to attract young people.
Some of you may be aware that the British Army started to use a video game to appeal to youngsters. There is a quick synopsis of the launch
here .
"Research conducted for the British Army recently found that 68 percent of 17- to 21-year-olds had no career path in mind. The campaign, consisting of four television commercials, will be targeted at that group, each ad highlighting a particular area of Army expertise, including teamwork, decision making, leadership, and fitness and mental sharpness."
Quote from link