The crusades helped drive some of the seljuk Turks out of the area, but (according to Wikapedia) "It also opened up byzantium to Latin aggression which was not always dedicated to Byzantium's enemies"
Also, the Fourth crusade (made up of Latin crusaders) sacked Byzantium and greatly reduced power in the empire.
Ancient greece has a longer river and they believe in one god. :)
“To support this declaration, we pledge to each other our lives, our fortunes and our honour.”
That’s how I would do it
