34 years ago (1989)
Gerry Conlon, Paul Hill, Patrick Armstrong and Carole Richardson had been found guilty of bombing two Guildford pubs on October 5, 1974, killing five.
In 2005 Tony Blair apologised to the four – and their families – for the wrongful imprisonment.
76 years ago (1947)
The House Un-American Activities Committee led by Senator Joseph McCarthy began its investigation into supporters of communism in Hollywood.
It resulted in a blacklist which wrongly prevented many actors and behind-the-scenes staff from working in the film industry.
Some studios went on to produce anti-communist films in response to the committee’s investigation.
50 years ago (1973)
Buddhist leader the Dalai Lama arrived in Britain for the first time for a 10-day tour during which he met the Archbishop of Canterbury Dr Michael Ramsey.
He also travelled widely in Europe, including Italy, where he met Pope Paul V.
