This Order of Precedence chart for the United States Marine Corps (received by the Library in 1991) is used by Marines to determine how decorations are to be worn on a uniform. The list begins with the Congressional Medal of Honor and proceeds to the right. It also explains the devices used on those decorations that may represent information about the number of additional awards of a decoration or number of campaigns or operations served.
Epaulettes first appeared on British uniforms in the second half of the 18th century. The epaulette was officially incorporated into Royal Navy uniform regulations in 1795, although some officers wore them before this date. Under this system Flag Officers wore silver stars on their epaulettes to distinguish their ranks. A Captain with at least three years seniority had two plain epaulettes, while a Junior Captain wore one on the right shoulder, and a Commander one of the left