leadership would soon end. Cabinet June 1970 – March 1974 The cabinet appointed in June 1970 comprised the following: Prime Minister: Edward Heath Lord High Chancellor of Great Britain: The Lord Hailsham of St Marylebone Leader of the House of Commons and Lord President of the Council: William Whitelaw Leader of the House of Lords and Lord Keeper of the Privy Seal: The Earl Jellicoe Chancellor of the Exchequer: Iain Macleod Secretary of State for Foreign and Commonwealth Affairs: Sir Alec Douglas-Home Secretary of State for the Home Department: Reginald Maudling Minister of Agriculture, Fisheries and Food: James Prior Secretary of State for Defence: The Lord Carrington Secretary of State for Education and Science: Margaret Thatcher Secretary of State for Employment: Robert Carr Minister of Housing and Local Government: Peter Walker Secretary of State for Health and Social Services: Sir Keith Joseph Chancellor of the Duchy of Lancaster: Anthony Barber Secretary of State for Scotland: Gordon Campbell Minister for Technology: Geoffrey Rippon President of the Board of Trade: Michael Noble Secretary of State for Wales: Peter Thomas Changes July 1970 – Iain Macleod dies, and is succeeded as Chancellor by Anthony Barber. Geoffrey Rippon succeeds Barber as Chancellor of the Duchy of Lancaster. John Davies succeeds Rippon as Secretary for Technology. October 1970 – The Ministry of Technology and the Board of Trade are merged to become the Department of Trade and Industry. John Davies becomes Secretary of State for Trade and Industry. Michael Noble leaves the cabinet. The Ministry of Housing and Local Government is succeeded by the new department of the Environment which was headed by Peter Walker. March 1972 – Robert Carr succeeds William Whitelaw as Lord President and Leader of the House of Commons. Maurice Macmillan succeeds Carr as Secretary for Employment. Whitelaw becomes Secretary of State for Northern Ireland. July 1972 – Robert Carr succeeds Reginald Maudling as Home Secretary. James Prior succeeds Robert Carr as Lord President and Leader of the House of Commons. Joseph Godber succeeds Prior as Secretary for Agriculture. November 1972 – Geoffrey Rippon succeeds Peter Walker as Secretary for the Environment. John Davies succeeds Rippon as Chancellor of the Duchy of Lancaster. Peter Walker succeeds Davies as Secretary for Trade and Industry. Geoffrey Howe becomes Minister for Trade and Consumer Affairs with a seat in the cabinet. June 1973 – The Lord Windlesham succeeds Lord Jellicoe as Lord Privy Seal