Harmony of energy idea: States hold the target of avoiding only one point out from getting to be a hegemon, and war is the results of the would-be hegemon's persistent attempts at energy acquisition.  Median age by state. War minimizes everyday living expectancy. A youth bulge is evident for Africa, https://war-2-full-movie47899.creacionblog.com/36355575/war-2-full-movie-an-overview