Dee ihe na-aga n'ihu maka paragraf a - Gregg nyere ndị agha ndị agha nke ndị agha nke Potomac iwu na mbido 1864 ruo mgbe Major General Philip Sheridan bịarutere, onye nyere ndị agha nke ndị agha nke Lt. General Ulysses S. Grant iwu na Overland Campaign. Ihe kachasị mkpa nke ndị agha na-agba ịnyịnya nke Gregg n'oge mkpọsa a bụ iji nyochaa mmegharị nke Union na ndịda, agha na agha, mana a na-eme mwakpo dị mkpa nke mechara na Agha nke Yellow Tavern, ebe J.E.B. Stuart merụrụ ahụ nke ukwuu, na-enye ndị Confederation nnukwu nsogbu. Ngalaba Gregg sokwa n'agha a lụrụ n'ụlọ ahịa Haw.
, ebe ọ lụrụ ndị agha Wade Hampton na ọdịda anyanwụ Hanovertown, Virginia. Hampton nwere ọnụ ọgụgụ ka elu, ma ndị agha Gregg nwere egbe Spencer na-emeghachi. N'ikpeazụ, ndị agha Custer wakporo site n'ala siri ike, na-achụpụ ndị ikom Hampton n'ọnọdụ ha.