Tuhia he tomokanga mō tēnei wāhanga - I te 23 o Hōngongoi, 1861 i whakanohoia ia hei rangatira o te 5th Connecticut Volunteer Infantry, ā, i whakawhiwhia ki a ia te tūranga o te koroneela. Ko te puhi taketake ko te 1st Regiment Colts Revolving Rifles o Connecticut, a ko Samuel Colt hei kaiarahi, engari kaore i uru te waahanga ki te mara. I te kore o te whakahaere, i whakahoutia te ope taua i te marama o Mei 1861. I te timatanga o Maehe 1862, i arahi a Ferry i ana hoia puta noa i te awa o Potomac, a ka whakaeke i nga Confederates i Winchester, Virginia. I muri mai ka arahina tenei mahi ki te Pakanga Tuatahi o Winchester
He aha? I whakamoemititia a Ferry mo tana kaha hei kaiarahi me te kaiarahi hoia. I whakatairangahia a Ferry ki te rangatira rangatira i te Poutu-te-rangi 17, 1862. I muri mai ka tukuna ia ki raro i te whakahau a General James Shields, nana nei te wehenga i hono atu ki a Gen. Irvin McDowell. I raro i a McDowell i whawhai a Ferry i te Pakanga Tuatahi o Winchester. I mahi tonu a Ferry i raro i a Shields, i te pakanga o te Raorao.