MI5 files reveal 20-year surveillance of UK Labour minister Nye Bevan

Newly declassified MI5 files show the UK security service monitored Labour politician Nye Bevan for over two decades, beginning in the 1930s when he was viewed as a left-wing firebrand. The disclosure sheds light on Cold War-era domestic surveillance practices but does not indicate any espionage activity. This is a historical revelation with limited current market impact.

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