The US Army Military Insignia for the 1st Army Patch is an Authentic WWII Reproduction it has a cut edge border and it also has been manufactured to Military Specifications.The 1st Army patch was worn from 28 March 1944-14July 1944. The 1st Army Group was activated on October 1943 in London, England. The 1st Army Group patch design combines America's national colors. The 1st Army Group Patch consists of red, white, and blue, with the roman numeral one, which is representative of the First United States Army Group. The 1st Army Group was to prepare the plans for the invasion of the European continent.