Nigeria is governed under the constitution of 1999 as amended. The president, who is both head of state and head of government, is popularly elected for a four-year term and is eligible for a second term. The bicameral legislature, the National Assembly, consists of the 109-seat Senate and a 360-seat House of Representatives; all legislators are elected by popular vote for four-year terms. Administratively, the country is divided into 36 states and the federal capital territory.
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