 In an interview with HSV7 in June 1973, McMahon stated that "disloyalty within our own party" was the main reason the Liberals had lost the election.He also said that he had three regrets from his time as prime minister – that he failed to abolish national service, that he had mishandled the 1971 budget, and that he had been a poor communicator.After the 1974 election, McMahon returned to the backbench for the first time since 1951.