▁were ▁identical ▁to ▁the ▁Army , ▁and ▁Air ▁Force ▁service ▁members ▁continued ▁to ▁wear ▁the ▁o live ▁d rab ▁U . S . ▁Army ▁Air ▁Force ▁uniform s . ▁In ▁early ▁ 1 9 4 8 , ▁the ▁Air ▁Force ▁slightly ▁changed ▁some ▁of ▁the ▁rank ▁titles ▁to ▁include ▁cod ifying ▁Air ▁Force ▁war rant ▁officer ▁positions ▁as ▁well ▁as ▁specifying ▁that ▁the ▁five - star ▁general ▁rank ▁within ▁the ▁Air ▁Force ▁would ▁be ▁known ▁there after ▁as ▁" General ▁of ▁the ▁Air ▁Force ". ▁On ▁ 7 ▁May ▁ 1 9 4 9 , ▁under ▁Public ▁Law ▁ 5 8 ▁of ▁the ▁ 8 1 st ▁Congress , ▁Henry ▁Arnold ' s ▁official ▁U . S . ▁Air ▁Force ▁rank ▁was ▁changed ▁from ▁General ▁of ▁the ▁Army ▁to ▁General ▁of ▁the ▁Air ▁Force . ▁ ▁In ▁ 1 9 4 9 ▁the ▁first ▁Air ▁Force ▁blue ▁uniform s ▁were ▁introduced , ▁although ▁reg ulations ▁allowed ▁former ▁Army ▁Air ▁Force ▁personnel ▁to ▁continue ▁we aring ▁brown ▁uniform s ▁complete ▁with ▁Army ▁bad ges ▁and ▁ins ign ia ▁( full ▁ad option ▁of ▁the ▁new ▁Air ▁Force ▁uniform ▁would ▁not ▁occur ▁until ▁ 1 9 5 2 ). ▁Although ▁a ▁" General ▁of ▁the ▁Air ▁Force " ▁ins ign ia ▁was ▁created ▁for ▁the ▁blue ▁jack et , ▁General ▁Arnold ▁was ▁at ▁the ▁time ▁living ▁in ▁ret irement ▁in ▁California , ▁and ▁in ▁somewhat ▁poor ▁health , ▁and ▁as ▁such ▁the ▁five - star ▁Air ▁Force ▁rank ▁was ▁never ▁actually ▁worn ▁on ▁active ▁duty