 Nyorai kuenderera mberi kweiyi ndima - MunaGunyana naGumiguru 1864, semutevedzeri wemutungamiriri wedunhu reSt. Louis pasi paWilliam Rosecrans, Ewing akaita chikamu chikuru mukukanganisa kupinda kwaSterling Price muMissouri nekuraira dziviriro yakabudirira paFort Davidson paPilot Knob, Missouri. Mutungamiri wake wevarwi 1500 vaive vashoma 900 vanoshanda uye vanhu vashoma vatema vakarwisa kurwiswa kwakadzokororwa kubva pasimba revanosvika zviuru gumi nezvishanu zveConfederates, vachitenga imwe nguva yeuto reMubatanidzwa kusimbisa dziviriro dzakatenderedza St. Louis. Panzvimbo pokuzviisa pasi, Ewing nevarume vake vakabudirira kunzvenga simba raPrice mukati mousiku ndokurwisana nekurwisana kuRolla, Missouri. Musi waFebruary 23, 1865, Ewing akasiya basa kuti adzokere kuupenyu hwevanhuwo zvavo, achinyorera shamwari yake yakanaka, Mutungamiriri, mwedzi mumwe Lincoln asati aurayiwa. Musi waFebruary 24, 1866, Mutungamiri Andrew Johnson akasarudza Ewing kuti asarudzwe kuti ave mukuru mukuru wemauto ezvipiri kubva musi waMarch 13, 1865 uye Seneti yeUnited States yakasimbisa kusarudzwa musi waMay 4, 1866. 