SDP Split From Labour Party 198114

25-01-1981 - Roy Jenkins, David Owen, Bill Rogers and Shirley Williams, SDP Launch, Limehouse, London 1981. The Gang of Four leaving the Labour Party and forming a Council for Social Democracy, as they said the pa... © John Sturrock

26-03-1981 - The Gang of Four split from the Labour Party to form the SDP 1981 (L to R) Roy Jenkins, David Owen, Bill Rodgers and Shirley Williams © Peter Arkell

09-10-1981 - Shirley Williams speaking SDP conference London 1981 © Martin Mayer

09-10-1981 - Shirley Williams speaking SDP conference London 1981 © Martin Mayer

09-10-1981 - Bill Rodgers speaking, SDP conference London 1981 © Martin Mayer

09-10-1981 - Bill Rodgers speaking, SDP conference London 1981 © Martin Mayer

14-02-1982 - Sue Slipman speaking, SDP conference 1982. She left the Communist Party to join the SDP as a founder member © Martin Mayer

14-02-1982 - Sue Slipman speaking, SDP conference 1982. She left the Communist Party to join the SDP as a founder member © Martin Mayer

02-07-1982 - Roy Jenkins elected leader of the Social Democratic Party 1982 © NLA

02-07-1982 - Roy Jenkins elected leader of the Social Democratic Party 1982 © NLA

02-07-1982 - Roy Jenkins elected leader of the Social Democratic Party 1982 © NLA

22-04-1983 - General Election Campaign 1983. Woman glances up at a billboard poster advertising an SDP Party Political Broadcast. Depicting Margaret Thatcher as The Tin Man and Michael Foot as The Scarecrow, chara... © Stefano Cagnoni

02-05-1987 - What are the SDP's Policies? Conservative Party 1983 general election poster Ten bottles of claret can be won for the best guess, London. The opposition vote was split almost evenly between the SDP Li... © John Harris

04-03-1985 - London 1985 George Melly, Ted Knight of Lambeth and local council leaders protest against Rate capping, head of Roy Jenkins on a plate © NLA