They're not bothered about how the OIC was created, it's a niche organisation. They have every excuse on earth, should there be one for Christianity as well?
United military alliance made up of whom? The Islamic nations are a joke militarily bar Pakistan, Turkey and Indonesia. How many of them have fought a full conventional war in their history, you could fit the answers on the back of a postage stamp.
Half of the world's resources? You mean oil and gas. What about rare earth metals? China controls those. What about Uranium, better look towards Australia.