Stills from World at War. Blood and Bridges .  This scenario depicts the outnumbered NATO forces attempting to stall and counterattack the Soviets to relieve pressure on other forces.

WaW is a company/platoon level WWIII simulation.

Its simple mechanics quiet accurately represent the carnage of the modern (then) era of tank and infantry combat.  It lacks a campaign to pull the threads together but overall a good system.