Here the men of the unit are involved in an ambush in 1956
The secret exploits of the men stationed in Berlin to sabotage the Soviet Union from within had the Cold War turned hot have been revealed for the first time.
Incredible images show the men from the clandestine Special Forces Berlin unit, which the USA only revealed existed in 2014, on training exercises and meeting up in casual wear.
Other shots show the graffiti-clad Berlin Wall with Soviet soldiers patrolling along the top, tunnels and sewers the Special forces used and various identity cards the undercover soldiers used.
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