Ian Birrell: Westminster's dirty secret led us to the Iraq War and Brexit

Andy Burnham, the 56-year-old Labour politician nicknamed the “King of the North”, stands poised to shake up the UK parliament.

The Manchester mayor convincingly won a poll that means he can return to parliament and challenge Keir Starmer for the top job.

Andy Burnham has won a parliamentary seat. This move fuels speculation about him challenging Keir Starmer for Labour leadership. Several pathways exist for Burnham to potentially…