Pedzisa mutsara unotevera: Mune zvematongerwe enyika, McGuire akanga ari mutsigiri akatanhamara weAustralia republicanism (kufambira mberi kwokutsiva Mambokadzi weAustralia somusoro wenyika yeAustralia). Akasarudzwa somumiriri kuti amiririre Victoria paConstitutional Convention ya1998, iyo yakatungamirira kumushandirapamwe wokupedzisira usina kubudirira
referendamu ya1999. Iye ndiye mukoma weAustralia wezvematongerwo enyika wevashandi Frank McGuire. Kunyange zvazvo ari munun'una waFrank McGuire, uye ane hukama nenhengo dzebato revashandi, pakupedzisira Eddie McGuire akataura muna 1999 kuti aizopesana nekumiririra kana Australian Labor Party kana Liberal Party yeAustralia. Iye akacherekedza misiyano inokatyamadza pakati pemitemo yezvemari neyomagariro yebato rimwe nerimwe uye kusawirirana kusingawirirane mukuda kumiririra hupfumi hwebato reRusununguko nehana yebato reVashandi. Muna 2002, McGuire akataura kuti aisazotsvaka nzvimbo tsvene mune zvematongerwe enyika, asi kuti aisazoti kwete kune chero pfungwa dzeramangwana pamusoro penyaya iyi. McGuire akapiwa mukana wekumiririra chigaro cheScullin neAustralia Labor Party muna 2005, zvisinei, mabhizinesi ake akaiswa pamberi pamwe chete naMcGuire achiva CEO weNine Network na2006.