Warning that violence on the streets was inevitable unless the...

Warning that violence on the streets was inevitable unless the problems of unemployment and debt were addressed, he warned this could lead to the erosion of civil liberties and installation of a police state.

Asked about the likelihood of riots in the US, he said: "Yes, yes, yes. It will be an excuse for cracking down and using strong arm tactics to maintain law and order which, carried to an extreme, could bring about a repressive political system, a society where individual liberty is much more constrained."