S1, E2: Paratroopers and Airborne U.S. Ranger Battalions and U.S. Special Forces("Devils Brigade"), "Alamo Scouts" , Elite "Special" USMC troops , Elite and "Special Forces" troops, U.S. Marine Raiders, OSS - Office of Strategic Services - Counterespionage , Founding of Green Berets, U.S. Navy SEALs are founded