He contested the seat of
St Marylebone for the
Labour Party at the
1950 general election,
West Woolwich in
1951 and
South Nottingham in
1959. He served as Opposition Spokesman on Industry (1979–1980),
Shadow Leader of the House of Commons (1980–1983), Shadow Defence Secretary (1981–1983) and the Dairy Industry Arbitrator (1986–1987). Silkin's publication
Changing Battlefields: The Challenge to the Labour Party appeared posthumously. His widow gave his papers to the
Churchill Archives Centre in February 1990. These cover his parliamentary and ministerial career, as well as his other public interests, such as the
Channel Tunnel, the
European Economic Community and the dairy industry. There is material of particular interest concerning his relationship with his
Constituency Labour Party in
Deptford and on the Labour Party's 1980 leadership and 1981 deputy leadership elections. ==Personal life==