It was the moment I should have twigged. It was the moment I should have realised that I had voted for the biggest British military fiasco since the Second World War. I was wandering around Baghdad, about 10 days after Iraq had been "liberated", and it seemed to me that the place was not entirely without hope. OK, so the gunfire popped round every corner like popcorn on a stove, and civil society had broken down so badly that the looters were taking the very copper from the electricity cables in the streets. But I was able to stroll without...