Sunrise on the south bank of the Thames, the morning after the election. This is where it all began for New Labour, all those years ago, with Tony Blair grinning like a preacher on fire. He saw the sky grow bright behind the Royal Festival Hall and told a gathering of true believers, ecstatic at their landslide victory: “A new dawn has broken, has it not?” That was May 1997, but this is the morning after the 2010 election and there is nothing spectacular about the dawn. The sun is hiding away behind a grey haze, as if locked in secret negotiations … A piece for The Independent On Sunday