Location. terrorist attacks in western countries (U.K., U.S.) get far more coverage than attacks that occur in say, the Middle East or Africa.
I believe it is horizontal and vertical integration.
Alexandrian Greeks placed an emphasis on Hellenistic culture, in part to exclude and subjugate non-Greeks. The law in Alexandria was based on Greek—especially Attic—law. There were two institutions in Alexandria devoted to the preservation and study of Greek culture, which helped to exclude non-Greeks.
Because of this region's relatively abundant access to water, the earliest civilizations were established in the Fertile Crescent, including
the Sumerians.