 Nyorai kupfuurira kweiyi ndima - Keifer akadzokera kuHondo yePotomac munguva yeOverland Campaign. Akakuvadzwa muruoko muhondo yeWilderness, kuchimuisa kunze kwechiito kwechinguvana. Apo akadzokera kubasa rinoshingaira akaiswa mukutungamira kwe2nd Brigade muJames B. Rickettss 3rd Division yeVI Corps. Akatungamirira boka rake muhondo dzeWinchesterneFishers Hill. Munguva yehondo yeCedar Creek, mukuru weVI Corps Horatio G. Wright akambotungamira mauto eShenandoah naRicketts kwenguva pfupi mukutungamira kwechikwata. Izvi zvakaisa Keifer semutungamiriri we3rd Division mukusavapo kwaRicketts. Apo Philip H. Sheridan akashinga akadzoka kuzotungamirira hondo pakati pehondo, achidzorera Wright kumukuru wehondo, Ricketts akanga atove akakuvadzwa achisiya Keifer achitungamirira boka racho kwehondo yose yehondo. Nokuda kwebasa rake panguva yeShenandoah Valley Campaign, musi waDecember 12, 1864, Mutungamiri Abraham Lincoln akasarudza Keifer kuti asarudzwe kune chikamu che brevet brigadier general of volunteers, kuti ave kubva munaOctober 19, 1864, uye Senate yeUnited States yakasimbisa kusarudzwa musi waFebruary 14, 1865. 