OSM Afghanistan Op Herrick Medal with Afghanistan Bar World War 2 Lord Kitchener's army of volunteers Lord Kitchener's army of volunteers boosted the British Army from two hundred thousand to approximately two million men The General Service Medal 1962 2007 is commonly known as the Campaign Service Medal 1962 as was awarded with a minimum of one campaign clasp (in the instance 'Lebanon') and it is believed that a maximum of six clasp have been awarded on one medal Awarded for service from 1st March 2002 in the Afghanistan theatre of operations The award of the Afghanistan Clasp signifies service during a period of conflict or in a particularly dangerous area