Tory MP for Newark 1832-45; Peelite MP for Oxford University 1847-65; Liberal MP for South Lancashire 1865-68, Greenwich 1868-80, Midlothian 1880-95
Leader of the Liberal Party 1866-75, 1880-94
President of the Board of Trade 1841-43, Secretary of State for War and the Colonies 1845-46, Chancellor of the Exchequer 1852-55, 1859-66, 1873-74, 1880-82, Prime Minister 1868-74, 1880-85, 1886, 1892-4
