Green beret
U.S. Special Forces wear the green beret as a distinction of excellence and uniqueness within the Army.
Republic of Korea Army Special Warfare Command
Republic of Korea Army Special Warfare Command (ROK-SWC; ; Hanja: 大韓民國陸軍 特殊戰司令部), also known as the Republic of Korea Army Special Forces "Black Berets"(R.O.K-Special Forces) is the military command of the Republic of Korea Army responsible for their special operation forces. ROK Special Forces brigades work in close relationship with their counterparts in the United States Army Special Forces "Green Berets". ROK Special Forces brigades were modelled after United States Army Special Forces (Green Berets).