The Studies and Observations Group was a covert American military unit in Vietnam that specialized in clandestine cross-border operations in Laos and Cambodia. In September 1970, sixteen Green Berets and one-hundred-twenty Montagnard mercenaries departed on Operation Tailwind, the largest and deepest raid in SOG history.

Dale Hanson takes us from a northern Minnesota boyhood to the incredible stresses of US special operations during the Vietnam War, the deadly world of MAC-V-SOG, the top-secret Special Forces project that conducted America’s secret war against the Communist forces on the Ho Chi Minh Trail. Shrouded in mystery and equipped with exotic weaponry, SOG operators suffered casualty rates in excess of 100 percent for three successive years.

From 1964 to 1972, far beyond the battlefields of Vietnam and the glare of media distortions, American Green Berets and their indigenous troops fought a deadly secret war in Laos, Cambodia and North Vietnam under the aegis of the top secret Military Assistance Command Vietnam—Studies and Observations Group, or simply SOG.

Marine Lance Corporal Kevin Cahill stepped onto a trail deep in the remote Hai Lang National Forest of South Vietnam. Following Cahill were the 166 Marines of Charlie Company, First Battalion, First Marines, First Marine Division....

This memoir tells the story of a Marine rifle platoon commander’s time in the mountainous jungle of the northernmost province of the then Republic of Vietnam. While tasked with fighting the enemy, G.M. Davis made some great friends but saw too much death. The author tracks his tour of duty in the jungle, leading Marines not against the Viet Cong but against the North Vietnamese Army, a well-trained and well-supplied professional army dedicated to unifying the two Vietnams.