arap israeli conflict why so persistant

What accounts for the rather late emergence of African countries as independent nation-states? Is there something peculiar about Africa that delayed its drive for independence? Why has the Arab-Israeli conflict been so persistent? What religious and cultural factors have contributed to the persistent state of unrest in the Middle East and, in particular, in what some people refer to as the Holy Land?

Brower, R. & Sanders, T. (2014). The world in the 20th Century: From empires to nations. (7th ed.) Boston, MA: Pearson.