Scuffles broke out between police and anti-Baroness Thatcher protesters holding a 'party' in Trafalgar Square this evening.
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John McDonnell promises voters they can expect to see "no increases in income tax for middle or low earners" in Labour's election manifesto.
The prime minister has confirmed the Conservative government will not increase VAT if they win the General Election on June.
Liberal Democrat leader Tim Farron insists his party can be the "strong opposition that Britain desperately needs".