Vane, Charles, 3rd Marquess of Londonderry

Castlereagh Papers

Public Record Office of Northern Ireland (PRONI)

Personal, family and political papers, 1798-1822 (including some earlier and some later documents), of Robert Stewart (1769-1822), Viscount Castlereagh, later 2nd Marquess of Londonderry. Elected first to the Irish Parliament in 1790 to represent Co Down and subsequently in the English Parliament from 1794-1822, Castlereagh rose to play a dominant role in British policy and politics. As acting Chi ...