no further credit. The AFSM may be authorized for U.S. military operations for which no other U.S. campaign or service medal is appropriate such as: Peacekeeping operations Prolonged humanitarian operations U.S. military operations in direct support of the United Nations (UN) or the North Atlantic Treaty Organization (NATO), and for operations of assistance to friendly foreign nations. The award is only appropriate if the NATO, UN, or foreign operation involves a concurrent U.S. military support operation. The AFSM is not authorized for participation in national or international exercises. For operations in which personnel of only one military department participate, the AFSM will be awarded only if there is no other suitable award available to the department. Additional awards and devices One award of the Armed Forces Service Medal is authorized for each designated military operation. Only one AFSM is awarded for multiple deployments for the same designated operation. Subsequent awards are denoted by wearing a bronze service star on the AFSM suspension and service ribbon. A silver service star is worn in lieu of five bronze service stars. Approved operations As an exception to Department of Defense policy, the Armed Forces Expeditionary Medal and the Armed Forces Service Medal may be awarded concurrently for Operations Joint Guard and Joint Endeavor. See also Humanitarian Service Medal References External links Awards established in 1996 United States service medals