Should the First Amendment be interpreted so as to protect the political speech of such groups as the Ku Klux Klan, the neo-Nazis, Antifa, officials representing the Westboro Baptist Church and Black Lives Matter?

the conditions that made the byzantine empire vulnerable to attacks by the muslin turks were the sack of constantinople by western crusaders, the conquests of the sultanate of rum, presence of rival kingdoms and finally the set up of fiefdoms at the empire which were owned by the ghazis (turkish warriors).