David Steel MP, he was responsible for introducing, as a Private Member's Bill, the Abortion Act 1967, and has argued for greater liberalisation of this legislation in recent years (see Abortion in the United Kingdom). He also became the Liberal Party's spokesman on employment, and in 1970 its Chief Whip. In 1976, after the downfall of Jeremy Thorpe, and a short period in which Jo Grimond acted as caretaker leader, he won the Liberal leadership by a wide margin over John Pardoe. At only 38 years old, he was one of the youngest party leaders in British history. In March 1977, he
Jeremy Thorpe from being neither Conservative or Labour, the Liberals lacked a distinctive identity and their policies were largely unknown to the public. A further problem for the party was the divergence between its activists, who were radicals well to the left of the official party, and a large section of its recent supporters who were disgruntled Conservatives. Thorpe, whose personal majority in North Devon had fallen to under 7,000 in October, confided to an associate that, unless the party were soon to make a significant impact, his days as leader might be numbered. In the months following the election the danger