Labour general secretary Peter Watt has resigned following the revelation that a property developer made donations to the party via three associates. David Abrahams gave almost £600,000 over four years through colleagues Janet Kidd and Ray Ruddick, and solicitor John McCarthy. Mr Watt admitted he had known about the arrangement. Under the law, those making donations on behalf of others must give details of who is providing the money. Mr Watt claimed he did know this. However the Liberal Democrats have highlighted that an email sent from the Electoral Commission to a number of political party officials, including Mr Watt personally, in July last year, set out explicitly that this was required. The Electoral Commission is investigating whether the donations broke the law. Gordon Brown said today the donations were "completely unacceptable" and would be repaid. He said a donation from Ms Kidd had been offered to his own leadership campaign, but had been rejected as only donations from people known to the campaig