The Army Commendation Medal is awarded to any member of the Armed Forces of the US other than General officers who, while serving in any capacity with the Army distinguished himself/herself by...
The following answer pertains only to the Army dress blue uniform, NOT the new Army Service Uniform (ASU).
From AR 670-1 (3 February 2005, the most recent revision): Chapter 29, paragraph 9, section...
US Army medals are issued to the recipient in a medal set; the medal itself and a ribbon representing the medal, as medals themselves are not worn on the duty dress uniform, but for occasions such as...