There you have it. There is no more camouflage or dissembling. The mask is off. John McDonnell’s address earlier this week to business leaders at the offices of UK Finance, the representative body for the banking and finance industry with a membership of more than 250 firms, was the manifesto of hard Marxist revolution delivered in the lair of the class enemy.

McDonnell reportedly spoke in a detached, dispassionate tone. It was the voice of the totally controlled commissar spelling out his post-revolutionary demands to the overthrown capitalist class. The hapless “former people” had already been warned: last month McDonnell told business CEOs: “I do believe actually that Marx has got a critical analysis of capitalism that we have to take into account.”

McDonnell’s June Theses are the blueprint for the British Revolution. Every revolution needs a pretext