In the 1950s, the UK collaborated with US intelligence to conduct U-2 missions over the Soviet Union. Until recently, the details have remained secret. In this edited extract from his latest book, We Were Never There, Dr Kevin Wright investigates the cover story that enabled it to happen
For many years the UK government refused to publicly admit any significant British involvement with the Central Intelligence Agency (CIA) Lockheed U-2 programme to overfly the Soviet Union during the late 1950s. Finally, in January 2019, a small number of files were declassified and, as a result, some of the gaps in public knowledge have been filled.