The elites attracted clients and socially inferior groups not only in the far north, where Islam legitimized the traditional hierarchy, but even in Igboland, an area of southeastern Nigeria where power had been widely dispersed before the 20th century. The elites of the three regions preferred to close ranks to share the fruits of office and to prevent challenges to their positions, but by the time independence was achieved in 1960, policies designed to enhance the security of one regional elite threatened the security of others.