Each decade of modern land warfare has brought about a new evolution in the combat fighting vehicle. Long gone are the days of the lozenge-shaped tanks that littered the battlefields of World War 1. Today, we have sleek designs of considerable performance, firepower and survivability. The status of the Main Battle Tank - the current standard in armored vehicle design - may be on the wane, however, for there has been a decided global shift away from heavy, tracked frontline systems to more streamlined, wheeled alternatives.