see the following pages: British Army officer rank insignia and British Army other ranks rank insignia Royal Navy officer rank insignia RAF officer ranks and RAF other ranks U.S. Navy enlisted rate insignia and U.S. Navy officer rank insignia United States Air Force enlisted rank insignia and United States Air Force officer rank insignia United States Marine Corps rank insignia British Army jargon/slang The British Army has a rich and diverse history of slang usage; the following links provide more detail on the subject: List of British army slang WWII related military slang Medals Medals are issued to military personnel to commemorate an event, campaign or as a sign of distinction. The history of medals is a subject in itself and more information can be found on the following pages: See the following pages: British and Commonwealth orders and decorations Awards and decorations of the United States military Code names Code names such as Operation Market Garden and Operation Overlord are given by the military to plans being developed and then executed. They serve to disguise the nature of the operation should an enemy or unauthorised person come across the name (although the military of the United States have recently used codenames to trumpet the operation's intention, such as Operation Iraqi Freedom). References External links British Code names of WWII Military equipment manuals US Marines Dictionary Military terminology