The U.S. Dept. of Defense is working on its latest combat vehicle, the JLTV. Designed to replace the Humvee the JLTV can operate in all manner of combat situations, but is specifically designed to protect troops in rear echelon areas. More recent wars have shown battlefields with no fronts, which means that every trooper is a target.
We trolls really need to get moving on our Siege Engine game: Comrades.