Revisiting one of the unintended consequences of the Protestant Reformation. Five-hundred years ago yesterday, on October 31, 1517, a Catholic monk named Martin Luther nailed his 95 theses to the door of a German church, thereby launching what would come to be known as the Protestant Reformation. Whatever else can be said of him, Luther unwittingly initiated something else that is often overlooked. “The Reformation produced one logical if unexpected result,” explains European historian Franco Cardini: “a definite boost to the positive evaluation of Islam, and therefore to the birth and development of an often conventional and mannered pro-Islamic stance”...