 Ramba uchiverenga ndima iyi - Riordan akasarudzwa senhengo yeAustralia Labor Party pachigaro cheImba yeVamiriri chePhillip musarudzo dza1972, achikunda Liberal, William Aston. Akanga ari Gurukota rezveDzimba neKuvaka kubva muna Chikumi 1975 kusvika pakadzingwa Hurumende yeWhitlammuna November 1975. Akakundwa naLiberals Jack Birney musarudzo dza1975. 