XXIII  . 32Human Beings and developing the Real Principle of their Increase (183o) . He entered

parliament in 1829 as member for Newark, and devoted his efforts to questions of social reform . He took a leading part in the agitation for the prevention of child labour in factories—he was chairman of, the committee appointed to inquire into the subject . He contested Leeds after the Reform Bill of 1832 (Aldborough, for which he had sat after Newark, being deprived of its member), but was defeated by Macaulay . In 1834 he was unsuccessful at Huddersfield, and failing health prevented any further attempts to re-enter parliament . He settled down in Belfast, where his firm had business interests, and died at New Lodge on the 29th of July 1835 . See R . B . Seeley, Memoirs of M . T . Sadler (1842) .