Ka kammala wannan magana: A farkon Yaƙin Basasa na Amirka, Poe ya taimaka wajen tsara masu sa kai daga Ohio; daga baya, ya zama ɗaya daga cikin ma'aikatan Manjo Janar George B. McClellan a yammacin Virginia kuma ya shiga yaƙin Rich Mountain. Ya tafi tare da McClellan zuwa Washington kuma ya taimaka ta hanyar shirya kare babban birnin. An gabatar da shi ga mai kula da masu sa kai a watan Satumba, an sanya shi a cikin umurnin 2nd Michigan Volunteer Infantry Regiment. Ya umurce su da nasara daga Yorktown ta hanyar
Yaƙin Bakwai Bakwai a lokacin Yaƙin Yankin Peninsula; sai aka ba shi umurnin filin na brigade kafin Yakin Arewacin Virginia na 1862. Rundunarsa ta kafa madaidaiciya na Union a Agusta 29-30 yakin na biyu na Bull Run amma an yi amfani da shi kawai. Bayan kwanaki da yawa a ranar 1 ga Satumba, Poe da mutanensa sun shiga cikin yakin Chantilly. Rundunarsa ta kasance, amma ba ta aiki ba a lokacin Disamba 1862 Battle of Fredericksburg.