True, Islam had a “golden age”, about the time that Europe was plunged into the Dark Ages. But that ended about a thousand years ago, and no islamic has accomplished anything of note since that time.
I think that it's important to be more exact about this observation, since I am convinced that some muslims have accomplished many notable things, just not in any officially muslim countries, like this moronic group.
At that page, clicking on "About OIC", then clicking on "Members" will reveal all the progressive, modern states embracing islam as their official national law, both secular and religious.
Once that is recognized, the cause of the worldwide cancer becomes quite clear.