'We will not stand by like this one has and see our key industries flounder and our future prosperity put at risk'
But some opponents are not yet ready to take the Labour leader at his word
'Let’s be honest, we’ve got problems in terms of what will happen on Saturday'
YouTube video from 2013 shows Mr McDonnell saying: 'I've been waiting for this for a generation!'
'It should be a simple choice for the mega-rich. Run off to tax exile if you want. But you leave your titles and your honours behind when you go,' says Mr McDonnell
The party is boycotting the two main providers of major conference security
If Labour is to have a realistic chance of winning in 2020, they would likely need to open up and hold a double digit lead over the Conservatives
'The party members control what happens. They will decide, one way or another'
'If Owen truly wants to unite our party like Jeremy Corbyn does, then he needs to denounce those who are plotting to divide it'
Shadow Chancellor John McDonnell called on Owen Smith to condemn a planned court split
Mr Bercow said no rules were broken
Former Shadow Cabinet minister claims her office staff were 'harrassed' and 'frightened'
Shadow Chancellor mocks Labour members attempting to unseat Jeremy Corbyn as party leader
It came as Momentum annouced donors were providing the pro-Corbyn organisation with up to £11,000 a day
Labour's deputy leader previously said a leadership contest was 'inevitable'
Tom Watson’s attempts to discuss Mr Corbyn's vanishing support among Labour MPs rebuffed by the embattled party leader despite mass resignations