The Islam of the 18th 19th and first half of the 20th century was a poor thing. Nobody bothered about it. Islam was that funny sort of pure system of beliefs that depressed people in the Middle East held as their religion.
Bulls don't read. Bears read financial history. As markets fall to bits the bears dust off the Dutch tulip mania of 1637 the Banque Royale of 1719-20 the railway speculation of the 1840s the great crash of 1929.