Using new documents, Mike Thomson investigates a largely forgotten massacre in India.
The Hyderabad Massacre
The Palme Assassination
Gordon Corera travels to Stockholm to investigate the assassination of a prime minister.
The Saur Death List of Afghanistan
David Loyn investigates how a lost record is helping Afghanistan address its painful past.
The Hague Warning
Heather Jones explores a lost intelligence report warning of Germany's invasion of Poland.
Sanchia Berg rediscovers the lost trail of the MI5 spy who was left out in the cold.
The Strange Voyage of the Blonde Angel
Dominic Streatfeild investigates the case of Argentine POW Alfredo Astiz in 1982.
The Crypto Agreement
Gordon Corera reveals evidence of a secret deal between a code-machine company and the NSA
The Albania Operation
For Radio 4's Cold War season, Gordon Corera examines CIA attempts to subvert Albania.
Knowing Jurgen Kuczynski
Anne McElvoy explores the documents telling the story of the emigre agent Jurgen Kuczynski
Fu Bingchang's Diaries
The diaries of Fu Bingchang, Chinese Ambassador to the Soviet Union as the Cold War began.
MI6's Secret Slush Fund
Gordon Corera investigates a secret fund belonging to the MI6 chief in the 1950s.
Scotland's Lord Haw Haw
Jo Fox discovers the transcripts of a Nazi secret radio station broadcasting to Scotland.
The Gibraltar Diary of Squadron Leader Mallory
A document in French leads Nick Rankin to the exploits of an SOE operative in Gibraltar.
A celebration of the first moon landing and the Welsh people who played vital roles.
The Moon mission that almost ended in tragedy after an explosion on board the spaceship.
Frederick Douglass (Summer Repeat)
Melvyn Bragg and guests discuss the life and ideas of Frederick Douglass, born to slavery
Christian Carlisle takes an in depth look at the rich musical heritage of the region.
The Beagle 2 mission to Mars
A failed attempt to search for signs of life on Mars