Dhameystir weedha soo socota: Kadib markii uu ku guuleystay dib u doorashadii 1946, Warren wuxuu bilaabay qorsheynta tartanka madaxweynaha doorashadii 1948. Labada musharax ee ugu sareeya magacaabista waxay ahaayeen Dewey iyo Robert Taft, laakiin Warren, Harold Stassen, Arthur Vandenberg, iyo General Douglas MacArthur mid waliba wuxuu lahaa taageero muhiim ah. Ka hor inta
Shirweynihii Qaranka ee Jamhuuriga ee 1948, Warren wuxuu isku dayay inuu isu muujiyo inuu yahay musharax faras madow ah oo laga yaabo inuu u soo baxo musharax tanaasul ah. Si kastaba ha ahaatee, Dewey wuxuu ku guuleystay magacaabista codbixinta saddexaad ee shirweynaha. Dewey wuxuu mar kale weydiistay Warren inuu u adeego sidii saaxiibkiis, markan Warren wuu aqbalay. Si aad ah uga horeeya codbixinta madaxweyne Harry S. Truman, musharaxa xisbiga Dimuqraadiga, Dewey wuxuu sameeyay olole taxaddar leh oo inta badan diiradda lagu saaray sheekooyinka halkii ay ka ahaan lahaayeen arrimaha. Warren wuxuu olole waddanka oo dhan uga dhigay magaca tigidhka, laakiin wuxuu ka niyad jabay awood la'aantiisa inuu taageero siyaasadaha gaarka ah. Waxaa yaab ku noqotay dad badan in Truman uu ku guuleystay doorashada, waana doorashadii kaliya ee Warren uu ku guuldareystay.