After the introduction, you'll control five separate soldiers each a unique part of the war effort. (thatvideogameblog.com)
The co-op scenarios exist alongside the single player story, showcasing different parts of the war. (co-optimus.com)
The single player campaign is broken down into six stories, each covering a different part of the war, and usually covering a different type of plane, horse or vehicle. (thelatenightsession.com)