"The degeneration heralded by the New Left did not manifest itself into sudden existence, it had long been in preparation, and had multiple parents, not just the Frankfurt School."
Usually this extermination, or part of it, is referred to as the Armenian Genocide, except by the Turks, who to this day deny their crimes, and so don’t refer to it at all. That usual term is misleading, however. As Benny Morris and Dror Ze’evi document exhaustively, the primary target was all Christians, and the primary goal religious cleansing of the Turkish nation.
Catlos does not make the mistake of ascribing advanced science and medicine to Islam, much less to Muslim Spain. In all of the Muslim world, including Spain, astronomy was fairly sophisticated, for religious and astrological reasons, but mathematics and medicine, and all other science, were second-order, second-rate, and even often frowned upon.