Correspondence with and relating to Sheffield District Labour Party (SDLP). Includes correspondence between Blunkett, as leader of Sheffield Council and a member of the NEC, and representatives of the executive committee of SDLP concerning policy decisions; correspondence with representatives of CLPs and branches in Sheffield which are copied to or relate to SDLP; and correspondence concerning expulsion of supporters of the Militant Tendency from Attercliffe CLP, including one councillor from the Labour Group.