During the height of the Cold War, weapons ran hot in the jungles of Vietnam. Combat along the overgrown trails, the wide open fields of rice-paddies or the marshes of the Mekong Delta, was not only exhausting and relentless, but also the place where many of the old doctrines of warfare did no longer apply. The western coalition had to face the elusive Guerilla-methods of the North-Vietnamese forces, who prepared ambushes and traps along the marching routes. The eerie quietness of the jungle was all too often broken by a sudden explosion of violence as troops marched right into the fire.