Today marks 25 years since four black MPs were welcomed into parliament. TODAY MARKS 25 years since the historic day that four black and Asian MPs were elected to parliament. Bernie Grant, Diane Abbott, Keith Vaz and Paul Boateng entered the previously all-white House of Commons on June 11, 1987, Labour ticket. The party relies heavily on the votes of black and minority ethnic people. At the 2010 election, only 16 per cent of them supported the Conservatives. More than two thirds voted Labour.