1831 - First cholera epidemic in Britain. 1842 – Edwin Chadwick publishes his ‘Report into the Sanitary Conditions of the Labouring Population of Great Britain’. 1848 – Second cholera epidemic. 1848 – First Public Health Act. 1849 – John Snow publishes On the Mode of Communication of Cholera, where he displays evidence that cholera is waterborne. 1853 – Third cholera epidemic. 1854 – National Board of Health disbanded. 1854 – John Snow conclusively proves that cholera is waterborne. 1855- Nuisance Removal Act makes overcrowding illegal. 1858- Great Stink. 1861 – Louis Pasteur publishes his germ theory. 1864 – Louis Pasteur proves that his germ theory is correct. 1864 – Unhealthy conditions in factories are made illegal in the Factory Act. 1866- Final cholera epidemic. 1867 – The Second Reform Act gives some working class men the vote. 1875 – Joseph Bazalgette completes the building of London’s sewer system. 1875 – Artisan Dwellings Act. 1875 – Sale of Food and Drugs Act. 1875 – Second Public Health Act. 1876 – Rivers Pollution Prevention Act. 1889 – Charles Booth publishes his survey on conditions in the East End of London, Life and Labour of the People of London. 1901 – Seebohm Rowntree publishes is survey on conditions in York, Poverty, a Study of Town Life. 1906 – Labour Party founded. 1906 – Provision of Free School Meals Act. 1906 – Labour Exchanges Act. 1907 – Medical Inspections Act. 1908 – Pensions Act. 1911 – National Insurance Act. 1912 – School clinics set up.