Politics and government -- 13 Politics and government 11 History -- 8 Foreign relations -- 7 Economic policy 4 Economic conditions -- 3 Military government -- 3 more ... Authors, Nigerian -- 2 Biography -- 2 Economic conditions 2 Federal government -- 2 Foreign relations 2 History 2 Islam -- 2 Bibliography 1 Biography. -- 1 Boundaries 1 Bureaucracy -- 1 Christianity 1 Christianity -- 1 Christianity and other religions - -- 1 Civil military relations -- 1 Civil society -- 1 Civil war, 1967-1970 -- 1 Civilian relief -- 1 Civilization 1 Colonization 1 Constitutional history 1 Constitutional law 1 Democracy -- 1 less ...