Chae Myung-shin

Chae Myung-shin (채명신, 蔡命新, born November 27, 1926) is a Republic of Korea Army general and Commanding Officer of ROK forces in Vietnam (ROKFV) during the Vietnam War.

Korean War
Chae Myung-shin commanded Skeleton Corps, guerrilla corps during the Korean War, and became the authority on guerrilla tactics of the South Korean Army. Chae remarked South Korean Comfort Women Units during Korean War in his memoir Beyond the Deadline (사선을 넘고넘어) published in 1994.

Vietnam War
Chae served as a ROKFV Commanding Officer during the Vietnam War. Chae adopted strong tactics for the Vietnamese as an authority on guerrilla tactics. Chae's harsh policy caused strong disunion with William Westmoreland, the chief of staff of the United States Forces. When the Phong Nhi and Phong Nhat massacre occurred, William Westmoreland demanded Chae Myung-shin the investigation several times. Chae replied the criminals were Viet Cong. However, Colonel Robert Morehead Cook, United States Army inspector general concluded the massacre was conducted by the South Korean Marines.