Claim: Rolf Landsberg was a German Professor of Physical Chemistry and co-founder of the Nazi Free German Youth movement who became associated with the German Communist Party.
Evidence: Two years later the political mood had changed and he was returned to Britain where he played an active part in the struggle against Fascism in Europe, and became a co-founder of an exiled London based version of the anti-Nazi Free German Youth (FDJ / Freie Deutsche Jugend) movement.