Ramba uchiverenga ndima iyi - Pakubva pamberi peRichmond, III Corps yakaenda neArmy of the Potomac kuManassas, kwayakatumirwa kunosimbisa Hondo yaJohn Pope yeVirginia. Boka racho rakabva paHarrison's Bar musi waAugust 14, uye, richienda kuYorktown, rakatanga musi waAugust 20 kuenda kuAlexandria. Yakasvika paWarrenton Junction musi waAugust 26, uye zuva rakatevera racho Excelsior Brigade yakanga ine kurwa kwakasimba paBristoe Station. Musi waAugust 29, boka racho rakanga rabatanidzwa paGroveton. Boka raCuvier Grover, reDhivhizheni raHooker, rakarwa zvakasimba pachiteshi chezvitima, umo kushandiswa kwemabhayoneti nemasekete akabatwa kwakashumwa zviri pamutemo. Musi waSeptember 1, Chikamu chaKearny chakarwa paChantilly
, Brigade yaBirney ichitora chikamu chakatanhamara; Kearny akaurayiwa muchiito ichi. Kurasikirwa kwemuviri paManassas, kusanganisira Bristoe, Groveton, uye Chantilly, kwakasvika ku260 vakaurayiwa, 1,525 vakakuvara, uye 453 vakashaika; yakazara, 2,238, kusanganisira Phil Kearny, uyo akapfurwa akafa nemauto eConfederate kuChantilly. Hooker's Division yakaverengerwa zvizere varume 10 000 paYorktown, uye yakagamuchira kusimbiswa kwevamwe vanenge 3 000; mushure meManassas, yakatora zvikamu paFairfax Station kwevarume 2 400 chete.