He was once widely tipped as Mrs Thatcher 's natural successor and dubbed the hard man of the early Thatcher years. Lord Tebbit is as forthright as ever and tonight he talks to David Dimbleby about his view of Conservatism in the 1990s. He also describes the events which led to Thatcher's downfall, recalls his battles with the trade unions and his turbulent time as party chairman. Producer JanineThomason