The growth of government. Part 1 Changing ideas about the role of government since 1780: the classical economists and government; who killed "laissez-faire"?; the Keynesian revolution. Part 2 The development of the machinery and functions of government since 1780: the 18th century inheritance; the machinery and functions of 19th century government 1815-1914; the machinery and functions of 20th century government 1914-1939; the machinery and functions of 20th century government from 1939.