Nyorera kupfuurira kweiyi ndima - Gregg akatungamira mauto eCavalry Corps eArmy of the Potomac mukutanga kwa1864 kusvika pakasvika Maj. Gen. Philip Sheridan, uyo akatungamira mauto emauto aLt. Gen. Ulysses S. Grant muOverland Campaign. Kushandiswa kwakanyanya kukosha kwevarwi vemabhiza aGregg panguva iyi yekurwisa kwaive kuongorora mafambiro eUnion kumaodzanyemba, kurwa nehondo, asi kurwisa kwakakosha kwakaitwa kwakaguma muHondo yeYellow Tavern, uko J.E.B. Stuart akakuvara zvakaipisisa, achipa Confederacy kurohwa kwakaomarara. Chikamu chaGregg chakanga chakabatikanawo zvikuru muHondo yeHaw's Shop
, kwaakarwa nemauto aWade Hampton kumadokero kweHanovertown, Virginia. Hampton akanga ane nhamba huru, asi varwi vaGregg vaiva nepfuti inodzokorora yaSpencer. Pakupedzisira, boka raCuster rakarwisa nomunzvimbo yakaoma, richidzinga varume vaHampton panzvimbo yavo.