|unit_name=F.A.E I Corps |image=Image:PX |caption=F.A.E. I Corps Standard |dates=January 15, 2022 - Present |country=First American empire |allegiance=The Emperor of the First American Empire |branch=Imperial Army |type=Army Corps |role= |size=Six heavy divisions, 26 brigades, 62,000 men |command_structure= |current_commander= |garrison=Alexandria |ceremonial_chief= |colonel_of_the_regiment= |nickname=Old First |patron= |motto= Strength and Honor |colors= |march= |mascot= |battles= Second American civil war Invasion of Mexico South American war First coalition war Second Coalition war Holy War The Civil war The 7 days campaign |notable_commanders=MG