Barbara Anne Castle, Baroness Castle of Blackburn, PC was a British Labour Party politician who was the Member of Parliament for Blackburn from 1945 to 1979, making her the longest-serving fema
Barbara Anne Castle, Baroness Castle of Blackburn, PC was a British Labour Party politician who was the Member of Parliament for Blackburn from 1945 to 1979, making her the longest-serving female MP in the history of the House of Commons until that record was broken in 2007 by Gwyneth Dunwoody.
