"Who joined Roy Jenkins, Bill Rogers and Shirley Williams as the Social Democrats ""Gang of Four""?"
Social Democratic Party (UK, 1990–present) Social Democratic Party (UK, 1990–present) The Social Democratic Party is a minor political party in the United Kingdom, established in 1990. It traces its origin to the Social Democratic Party that was formed in 1981 by a group of dissident Labour Party Members of Parliament (MPs) and former MPs: Roy Jenkins, David Owen, Bill Rodgers and Shirley Williams, who became known as the "Gang of Four". This party merged with the Liberal Party in 1988 to form the Liberal Democrats, but Owen, two other MPs and a minority of party activists formed a breakaway group with the same name immediately
Shirley Williams Shirley Williams Shirley Vivian Teresa Brittain Williams, Baroness Williams of Crosby, ("née" Catlin; born 27 July 1930) is a British politician and academic who represents the Liberal Democrats. Originally a Labour Member of Parliament (MP) and Cabinet Minister, she was one of the "Gang of Four" rebels who founded the Social Democratic Party (SDP) in 1981. Between 2001 and 2004, she served as Leader of the Liberal Democrats in the House of Lords and, from 2007 to 2010, as Adviser on Nuclear Proliferation to Prime Minister Gordon Brown. She served as an active member of the House of Lords, until