Municipal Corporations Act 1835 had been granted a separate court of quarter sessions, they were expressly exempt from the legislation. Unions effected under the Act Notices of the following unions of liberties with counties were published in the London Gazette: 21 March 1864: The Liberty of Cawood, Wistow and Otley united with the West Riding of Yorkshire. 1 July 1892: The Liberty of Havering atte Bower united with the County of Essex. 25 June 1894: The Liberties of the Tower of London united with the County of London. References United Kingdom Acts of Parliament 1850 1850 in British law