By Maria Exall, Labour Representation Committee vice-chair and CWU NEC
John McDonnell's candidacy for Labour Party leader is a great opportunity for the left in Britain. With principled politics on many key issues, John's campaign is an important focus for all socialists in the labour movement. By participating in John's campaign we can put class issues back on the political map.
• Anti-union laws. John has a consistent record of supporting workers' rights and workers in struggle. He stood beside the Gate Gourmet workers on their picket lines and he is one the the main sponsors of the Trade