James Landale examines why Margaret Thatcher was ousted from power 25 years ago.
Anthony Howard looks at the relationship between the Queen and Margaret Thatcher.
An appraisal of Barbara Castle in the centenary of her birth
Patrick Wright focuses on Barbara Castle, the Red Queen.
Peter Hennessy asks a senior politician to reflect on their life and times.
Peter Hennessy invites David Owen to reflect on his life and times.
David Steel reflects on his role in shifting Britain away from two-party politics.
Nick Robinson looks at how Edward Heath handled the top job in politics.
James Naughtie considers the controversial parliamentarian Enoch Powell.
Peter Hennessy invites Michael Heseltine to reflect on his life and times.
Frances Crook proposes Labour politician Barbara Castle. Roy Hattersley is witness.
Reflections on the modern pioneers of the environmental movement.
Nick Robinson looks at how Harold Wilson handled the top job in politics.
Hilary Mantel talking to John Wilson
Tom Mangold investigates the life of Jeremy Thorpe, the former Liberal leader.
Former cabinet minister Kenneth Baker discusses his background and career.
Charles Moore reflects on the process of writing Lady Thatcher's authorised biography.
James Naughtie considers the longest-serving prime minister of the 20th century.
Reflections on modern pioneers of the environmental movement. Today - Margaret Thatcher.
Unique access results in a special photo of Margaret Thatcher on election night in 1983.
Peter Riddell explores the background to the many extraordinary moments of her premiership
Sue Lawley recalls Margaret Thatcher being asked why she gave orders to sink the Belgrano.
David Cannadine explores how Mrs Thatcher's handbag became a visual symbol of her power.
Meryl Streep on playing Margaret Thatcher.
Michael Heseltine relives his life in sound through the BBC archives with John Wilson.
Margaret Thatcher's influence on fiction - three Booker Prize winners give their view.
Ernie Rea and guests debate the role of religion within politics.
Politician Tam Dalyell chooses cabinet minister and political diarist Richard Crossman.
Profiles of Robert Maxwell and Fred MacMurray, who both passed away in 1991.
Robert Maxwell, obscuring controversy and comparing libel law in England and the US.