With regard to ethnic breakdown, the Hausa-Fulani make up 29 percent of the population, followed by the Yoruba with 21 percent, the Igbo with 18 percent, the Ijaw with 10 percent, the Kanuri with 4 percent, the Ibibio with 3.5 percent, and the Tiv with 2.5 percent.
Major urban centers include Lagos, Ibidan, Kaduna, Kano, and Port Harcourt. English is the official language of Nigeria, used in all government interactions and in state-run schools.
Politically, Nigeria is divided into thirty-six states.
What exists was usually created or unveiled by the government as representative of the nation. The flag is divided vertically into three equal parts; the center section is white, flanked by two green sections.Nigeria has three main environmental regions: savanna, tropical forests, and coastal wetlands.These environmental regions greatly affect the cultures of the people who live there.In a country with more than 250 individual tribal languages, English is the only language common to most people.Unofficially, the country's second language is Hausa.