Snedden succeeded McMahon as leader, but Wentworth was among his most persistent party-room critics. In March 1975 it was Wentworth who moved the motion in the Liberal Party room to depose Snedden from the leadership in favour of Malcolm Fraser.Hancock, Gorton, 376 But under Fraser's government he soon found himself back in his old role of the backbench rebel. His lifelong commitment to Keynesianism led him to criticise Fraser's cuts to government spending as deflationary. Having already announced his intention of retiring from Parliament at the next election, he resigned from the Liberal Party on 11 October 1977, citing the government's handling of the economy and industrial relations. He stood for the Senate in New South Wales at the December 1977 election, polling 2.1 per cent of the vote. Later he was active in the Grey Power movement, and stood again for the Senate as a Grey Power candidate at the 1984 election; again, he did badly.
