Original U.S. Army Cold War OPFOR Aggressor Helmet Miscellaneous Gun Parts It has technical sergeant chevrons

It has technical sergeant chevrons on each sleeve and an allied air force insignia patch on the left shoulder

be it from the 13th century or the 20th

but it was just a sheet of paper

ET64 indicating that indicating it was manufactured by Eisenhüttenwerk AG

This just came out of the attic after a hundred years of storage together with a couple of hundred other guns

Original U.S. Army Cold War OPFOR Aggressor Helmet Miscellaneous Gun Parts It has technical sergeant chevronsOriginal Item: The U. S. Army during the Cold War years developed "war games" type scenarios where "aggressors" were dressed in alternate uniforms and used differences tactics and firearms. An opposing force (alternatively enemy force, abbreviated OPFOR) is a military unit tasked with representing an enemy, usually for training purposes in war game scenarios. In essence the "bad guys" needed to dress differently from the Army. A common style