Rubuta ci gaba don wannan sakin layi - An zabi Brown zuwa majalisar a matsayin dan majalisar Labour a kokari na biyu, don Dunfermline East a babban zaben 1983. Abokin aikinsa na farko a Westminster shi ne sabon dan majalisar da aka zaba daga mazabar Sedgefield, Tony Blair. Brown ya zama mai magana da yawun 'yan adawa a kan Ciniki da Masana'antu a shekarar 1985. A cikin 1986, ya wallafa tarihin rayuwar ɗan siyasar Jam'iyyar Labour mai zaman kanta James Maxton, batun karatun digiri na biyu. Brown shi ne Babban Sakataren Shadow na Baitulmalin daga 1987 zuwa 1989 sannan kuma Sakataren Harkokin Kasuwanci da Masana'antu, kafin ya zama Shadow Chancellor a 1992. Bayan da ya jagoranci yakin neman zabe na "Labour Movement Yes", ya ki shiga cikin yakin neman zabe na "Yes for Scotland", a lokacin zaben raba gardama na Scotland a shekarar 1979
, yayin da wasu manyan 'yan siyasa na Labour <unk> ciki har da Robin Cook, Tam Dalyell da Brian Wilson <unk> suka yi yakin neman zaben "A'a", Brown ya kasance babban dan takara a cikin Yarjejeniyar Tsarin Mulki ta Scotland, inda ya sanya hannu kan Da'awar Dama ga Scotland a shekarar 1989.