George Boulton Mainwaring George Boulton Mainwaring George Boulton Mainwaring was a Tory MP for Middlesex, a position that had also been held by his father William Mainwaring. Mainwaring is thought to have been born in 1773. He was the son of William Mainwaring. In the 1802 general election, William was opposed by the radical Francis Burdett. William had previously resisted Burdett's calls for an inquiry into Prison abuses, particularly at Coldbath Fields Prison. William was defeated by Burdett but the election was declared void in 1804 and, in the following contest, George was elected. The result was reversed in favour of Burdett in
William Mainwaring Federation of Great Britain in 1924, but was narrowly defeated by A. J. Cook. Mainwaring polled 49,617 against Cook's 50,123 votes. Cook went on to win the post and vacated his previous post as miners' agent for the Rhondda district; Mainwaring was appointed to succeed him. He was one of two agents for the district, and with his fellow agent Alderman David Lewis, Mainwaring had to fight the attempts by members of the Communist Party of Great Britain to gain influence. In 1928, under Communist influence, the lodges of the Rhondda Miners' Federation called for a membership ballot to elect