Kammala jumla mai zuwa: Portillo ya koma aikin ba da shawara ga gwamnati, kuma, a watan Disamba na 1984, ya tsaya kuma ya lashe zaben Enfield Southgate, bayan kisan gillar Sir Anthony Berry, a cikin
fashewar bam din Grand Hotel, Brighton da IRA ta yi. Da farko, ya kasance Sakatare mai zaman kansa na Majalisar Dokoki ga John Moore, sannan kuma mataimakin whip.