Nyorai kupfuurira kweiyi ndima - 7th Missouri Cavalry yakaenda kuFlat Creek muna February 1863. Kubva ipapo vakatamira kuRolla, Missouri. Chikamu ichi chakabatanidzwa mukuita kurwisa kwaMarmaduke kuCape Girardeau kubva musi wa17 Kubvumbi kusvika musi wa2 Chivabvu. Chirongwa chacho chakanga chakamira paPilot Knob kusvikira muna July. Chikamu ichi chakapihwa ku1st Brigade, 1st Cavalry Division, Dunhu reSoutheast Missouri, Dhipatimendi reMissouri muna Chikunguru-Nyamavhuvhu uye yaive kuBrownsville, Arkansas musi wa25 Chikunguru. The regiment yakapiwa kuna 1st Brigade, 1st Cavalry Division, Arkansas Expedition, kubva September 1863 kusvika January 1864. Munguva yaFrederick Steele yekuenda kuLittle Rock, Arkansas, 7th Missouri Cavalry yaive chikamu cheLewis Merrill's 1st Brigade muJohn Wynn Davidson's 1st Cavalry Division. Zvimwe zvikamu zveboka racho zvaiva 2nd Missouri uye 8th Missouri Cavalry Regiments. Pakava nokurwisana paGrand Prairie musi wa17 August, Brownsville musi wa25 August, uye Ashley's Mills musi wa7 September. Kukwirira kworwendo rwacho kwakanga kuri Hondo yeBayou Fourche
musi wa 10 Gunyana 1863 apo Steele akafambisa vapfuuri vake kumhenderekedzo yekuchamhembe kweRwizi rweArkansas apo varwi vemabhiza zviuru zvitanhatu vaDavidson vakayambuka vachienda kumahombekombe ekumaodzanyemba. Neboka raJohn Montgomery Glover kurudyi neboka raMerrill kuruboshwe, vatasvi vemabhiza vaDavidson vakadzosa vatasvi vemabhiza vaMarmaduke uye vakamanikidza maConfederate aSterling Price kuti vabve muLittle Rock.