After Hitler came to power all of the cooperation between Germany and Russia was disolved. Trade was non-existant unitil the M-R pact. My source is a book called Russias War by Richard Overy. Once in 35 Stalin sent people to try and open talks, when it failed he had them executed.

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The Muslim Brotherhood “must understand that their work in America is a kind of grand Jihad in eliminating and destroying the Western civilization from within and ‘sabotaging’ its miserable house by their hands..." — Mohamed Akram. http://jihadwatch.org/