Twenty years on, what has having a mayor done for London? | Simon Jenkins

While Ken Livingstone got off to a good start, Boris Johnson was all show. And their towering ambition has scarred the citys skyline

Twenty years ago this week, London began a journey into a political unknown. For the first time in history, its voters were asked to directly elect a mayor. Their answer was a twist of irony. They voted for the same man who, 15 years earlier, Margaret Thatcher had sacked as Londons previous indirect leader, Ken Livingstone, the former head of the Greater London...