Korean Service Medal

The Korean Service Medal (KSM) is a military award for service in the United States Armed Forces and was created in November 1950 by executive order of President Harry Truman. The Korean Service Medal is the primary United States military award for participation in the Korean War and is awarded to any U.S. service member, who performed duty in the Republic of Korea, between June 27, 1950 and July 27, 1954.
Awarded by United States Department of Defense
Type Service medal
Eligibility Military service during Korean War
Awarded for service within territorial limits or service that directly supported the military efforts in Korea.
Campaign(s) Korean War
Status Inactive
Description Obverse: On a bronze medal, 1-1/4 inch in diameter, a Korean gateway, encircled by the inscription "KOREAN SERVICE".
Reverse: On the reverse is the Korean "taegeuk" symbol taken from the center of the Korean National flag with the inscription "UNITED STATES OF AMERICA" and a spray of oak and laurel encircling the design.
Ribbon: The ribbon is 1-3/8 inches wide and consists of the following stripes: 1/32 inch White; 19/32 inch Bluebird; center 1/8 inch White; 19/32 inch Bluebird; and 1/32 inch White
https://en.wikipedia.org/wiki/Korean_Service_Medal