1780 – Born on January 3rd in Snelston, Derbyshire, England. British radical politician, philanthropic businessman, and leader of the factory reform movement in England, who was a forerunner of the reformers from the working class whose activities became known as Chartism.
1829-1832 – Sadler served as a Tory member of the House of Commons and sought a new parliamentary seat created for Leeds.
– Sadler’s Law of Population, a massive treatise attacking the pessimistic theories of the economist-demographer Thomas Robert Malthus.
– He introduced a factory reform bill, inspired in part by the reformer Richard Oastler, and subsequently acted as chairman of the committee to which it was referred.
1835 – He died on July 29th in Belfast, Ulster, Ireland.