Boris Johnson today demanded David Cameron dramatically step up his efforts to reform the EU, calling for Britain to take back control of its borders. The London Mayor used a speech at the Tory party conference to insist that the UK should be able to put a limit on migrants coming to Britain. In a strident address to activists - widely seen as a pitch for the leadership - Mr Johnson also boasted he is the brains behind the best Conservative ideas, accusing George Osborne of 'stealing' his policies. Scroll down for video Mr Johnson's speech to the Tory party conference will be seen as an attempt to reinvigorate his hopes of replacing David Cameron as the next party leader, after being overtaken by Mr Osborne in many polls.London Mayor uses conference speech to set out pitch for the leadershipSought to claim credit for some of the Chancellor's flagship policiesBoasts union curbs, Living Wage and devolving power began in City HallAlso challenges Osborne over impact of tax credit cuts on the poorestAttacked the pay gap between rich and poor, urged higher Living Wage
'It is vital that our democracy is healthy, and vibrant, and truly representative and that means getting the right deal now from our EU partners as I know _ can,' Mr Johnson said.