johnreid -John Reid, formerly the UK Defence Secretary and Home Secretary, is MP for Airdrie and Shotts, and Chairman of the Institute for Security and Resilience Studies at University College, London. The opinions expressed are his own. -

The fall of the Berlin Wall, on November 9, 1989, was one of history’s truly epochal moments. During what became a revolutionary wave sweeping across the former Eastern Bloc countries, the announcement by the then-East German Government that its citizens could visit West Germany set in train a series of events that led, ultimately, to the demise of the Soviet Union itself.