 At the [[1705 Ehglish general election he was returned again for Downton and voted against the Court candidate for Speaker on 25 October 1705.He was fairly inactive in Parliament but in the City of London he came under attack from Whigs who removed him as a militia colonel, and his mayoral ambitions were overlooked by the court of aldermen.At the [[1708 British general election]], Duncombe was returned again unopposed for Downton and in September 1708 became [[Lord Mayor of London]] to the indignation of the Whigs.