I think the Muzzies are likely but temporary partners in that evil alliance. The old soviet deity doesn’t have place for a rival like Allah.
Yes, “the enemy of my enemy is my friend” only works for so long—until they both eliminate the shared enemy then they fight each other to the death.
Man’s warlike nature hasn’t changed in spite of our technological advances...
We are the same flawed sinners fighting ourselves and each other. We just have more powerful weapons to kill each other now...