Norman and Medieval London of 1381 led by Wat Tyler, London was invaded. A group of peasants stormed the Tower of London and executed the Lord Chancellor, Archbishop Simon Sudbury, and the Lord Treasurer. The peasants looted the city and set fire to numerous buildings. Tyler was stabbed to death by the Lord Mayor William Walworth in a confrontation at Smithfield, thus ending the revolt. During the Wars of the Roses there was strong support in London for the Yorkist cause. The Lancastrian Henry VI was forced to leave London for the Midlands in 1456 due to hostile attitudes in the capital. He was
William Cotton (Lord Mayor) Sheriff of London and Middlesex from 1868 to 1869, and Lord Mayor of London from 1875 to 1876, during which years he opened the new poultry and provisions market at Smithfield and presided over a grand banquet welcoming the Prince of Wales on his return from a tour of India. In 1868 he had stood for parliament unsuccessfully at Southwark. At the 1874 general election he was elected Member of Parliament for City of London. He lost his seat in parliament in the 1885 UK general election after representation was reduced from four to two under the Redistribution of Seats