The approach of the study is historical and institutional. The thesis compares the performance of the pre-war Nigerian economy to its post-war performance. The study analyzes the role of petroleum production, agriculture, and the banking system as the major generators of growth in the economy. It portrays the political framework of the country, and endeavors to give a clear and concise understanding of the economic and political implications of the war. Development planning policy issues are examined and evaluated to ascertain the degree to which Nigerian planners are fully aware of the nation's development obstacles.