McDonnell campaigned for trade union freedom and for council-house building, important policies which we in the Greens support as a way of creating a more equal society. He spoke out against the madness of the Iraq war, Trident and the arms trade. He acknowledged the severity of the ecological crisis, most obviously in the form of climate change.
Above all, he recognised that Gordon Brown represents, even more than Tony Blair, a politics obsessed with the free-market dogmas of PFIs, privatisation and worship of corporate heroes. For the most sensible of McDonnell's ideas to win through, despite his defeat, campaigning outside of the Labour party will be necessary.
What next for the Labour Party radicals? Read more here.