sentences:  The hundred fell into desuetude when the area (except Chislehurst and Mottingham) became part of the County of London in 1889.The entire area has formed part of Greater London since 1965.In 1894 and 1900 all local government functions were effectively replaced by a system of districts, which were consolidated over time and finally replaced in 1965 by the London boroughs which are still in use today.