To denote battle participation and campaign credit, the World War I Victory Medal was authorized with a large variety of devices to denote specific accomplishments. In order of seniority, the devices authorized to the World War I Victory Medal were as follows:
Citation Star The
Citation Star to the World War I Victory Medal was authorized by the United States Congress on February 4, 1919.
Army Battle Clasps The following
battle clasps, inscribed with a battle's name, were worn on the medal to denote participation in major ground conflicts.
Navy Battle Clasps Navy battle clasps were issued for naval service in support of Army operations and had identical names to the Army battle clasps. There was a slight variation of the criteria dates for the Navy battle clasps, as listed below. The Defensive Sector Clasp was also authorized for Navy personnel who had participated in naval combat but were not authorized a particular battle clasp.
Navy Operational Clasps For sea-related war duty, the Navy issued the following
operational clasps, which were worn on the World War I Victory Medal and inscribed with the name of the duty type which had been performed. Clasps for Navy and Marine Corps personnel are rectangular bronze bars with a stylized rope border measuring 1/4 x inches. Unlike the army, the navy only allowed one clasp of any type to be worn on the ribbon. Members of the marine or medical corps who served in France but was not eligible for a battle clasp would receive a bronze
Maltese cross on their ribbons.
Army Service Clasps For non-combat service with the army during the First World War, the following
service clasps were authorized to be worn with the World War I Victory Medal. Each service clasp was inscribed with a country or region name where support service was performed. The U.S. Army issued the following service clasps:
Navy Service Clasps The U.S. Navy issued similar service clasps to the Army for service in the following regions during the following periods:
Campaign Stars Since battle and service clasps could only be worn on the full-sized World War I Victory Medal, 3/16 inch bronze
service stars were authorized for wear on the award ribbon. This was the common method of campaign and battle display when wearing the World War I Victory Medal as a ribbon on a military uniform.
Maltese Cross Medals issued to
U.S. Marines were issued with a
Maltese cross device affixed to the ribbon. ==Lapel button==