Series using documentary evidence to throw new light on past events.
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A Date with Bevin
Operation Safe Haven
In 1948, a KLM representative asked Swiss police to ease travel restrictions for Germans.
BBC Broadcasts from the Bunker
The BBC devised a programme schedule to be transmitted in the event of a nuclear attack.
Stop Pakistan
What actions did America contemplate to prevent Pakistan from becoming a nuclear power?
The Doomsday Document
In 1974, Harold Wilson drew up a plan to separate Northern Ireland from the rest of the UK
The Case of the Suez Maru
Mike examines the events surrounding a massacre of Allied POWs by the Japanese in 1943.
Britain's Cuban Missile Crisis
BBC Bias and the Iranian Revolution
Uncovering papers which accused the BBC of biased reporting of the Iranian revolution.
06/04/2009
Why black soldiers in the French army were denied the glory of liberating Paris in 1944.
16/11/2009
How Harold Macmillan misled parliament in 1960 over claims of war prisoner brainwashing.
23/11/2009
Mike Thomson investigates Britain's role during the 1970 coup in oil-rich Oman.
Churchill and Spain in World War 2
Mike Thomson on Churchill's desperate efforts to keep Spain out of the Second World War.
08/03/2010
Mike Thomson investigates Britain's secret involvement in the North Yemen Civil War.
German PoWs in the UK
Mike Thomson investigates the story behind the German PoWs forced to work in Britain.
Propaganda in Northern Ireland
Mike Thomson investigates the shadowy world of black propaganda in Northern Ireland.
16/08/2010
What happened to the toxic chemicals released in the Piper Alpha oil disaster in 1988?
23/08/2010
Mike Thomson explores claims that the poisoning of a French town in 1951 was an LSD trial.
30/08/2010
Mike Thomson investigates how Whitehall undermined democracy in British Guiana.
14/03/2011
Mike Thomson explores documents which shed light on plans to update Polaris in the mid-70s
21/03/2011
Mike Thomson reveals the truth behind an alleged British plot to kill Lenin.
28/03/2011
Mike Thomson investigates secret Anglo-Irish co-operation against the IRA in the 1930s.
01/08/2011
Mike Thomson asks if Britain's part in Zimbabwean peace meant protecting terrorists.
08/08/2011
Mike Thomson investigates the secret baptism of Jews in Vienna's Anglican church, in 1938.
The collapse of the 'special relationship', 1973
Mike Thomson investigates the collapse of the US UK special relationship in 1973.
The White House Coup, 1933
During the 1930s, some of Wall Street's most famous names plotted to overthrow Roosevelt.
The Gift of Democracy?
Mike Thomson asks whether the British tried to rig Nigeria's first democratic elections.
The Ghosts of Greenham
How Greenham Common was classed as one of the most dangerous missile sites of all.
05/03/2012
Mike Thomson investigates the role the French government played in the 1982 Falklands War.
12/03/2012
Mike Thomson unearths the motives behind the 1949 murder of a British colonial governor.
19/03/2012
Why were the British Chiefs of Staff in secret contact with enemy Vichy France in 1942?
A Laudable Invasion?
The British Gunner and the Irish Civil War
Mike Thomson returns with the investigative history series, starting in Dublin in 1922.
GCHQ: Keeping the Last Great Secret
Mike Thomson discovers how close Britain's greatest cold war secret was to being exposed.
The BBC and the Hungarian Holocaust
Mike Thomson investigates the role of the BBC Hungarian Service in World War II.
MI6 and the Media
Jeremy Duns examines links between MI6 and the British media during the Cold War.
11/03/2013
Did the 1916 Dublin Rising catch the cabinet by surprise? Author Nick Rankin investigates.
Votes for Victorian Women
Sarah Richardson discovers a document which shows that women in Lichfield voted in 1843.
10/09/2013
Mike Thomson examines documents revealing British brutality in Kenya in the 1950s.
17/09/2013
Mike Thomson explores a document pointing at American treachery prior to Pearl Harbour.
The Hyderabad Massacre
Using new documents, Mike Thomson investigates a largely forgotten massacre in India.
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.
14/07/2015
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.