I am inclined towards the opposite view. The Nazi's imbibed their hatred of the Jews from islam.
How about the 'cause' of WW1? The assination of the Archduke Ferdinand:
Contrary to common belief, Princip was not a member of the Black Hand, but was a member of the group Young Bosnia (Mlada Bosna), which he joined in 1911. The Young Bosnia Movement was a group made up of Serbs, Croats, and Bosnian Muslims, committed to achieving independence for Bosnia.
http://www.answers.com/topic/gavrilo-princip
Was Princip a useful idiot for islam?