Foreign relations of Nigeria bilateral relations Delimitation of international boundaries in the vicinity of Lake Chad, the lack of which led to border incidents in the past, has been completed and awaits ratification by Cameroon, Chad, Niger, and Nigeria; dispute with Cameroon over land and maritime boundaries around the Bakasi Peninsula is currently before the International Court of Justice; maritime boundary dispute with Equatorial Guinea because of disputed jurisdiction over oil-rich areas in the Gulf of Guinea. The Federation of Nigeria became independent from the United Kingdom in 1960 with Queen Elizabeth II as Queen of Nigeria. Nigeria became a Commonwealth republic in 1963,
Niger–Nigeria relations on control of desertification, promotion of conservation, rational utilization and development of lands, water resources, flora and fauna. "The Maiduguri Agreement", signed on 18 July 1990, and amended 5 October 1998, further deals with development, conservation, and utilization of the water resources of trans–boundary catchments. The Maiduguri Agreement and Abuja Agreement are overseen by the NNJC. Niger–Nigeria relations The Niger–Nigeria relations refers to the current and historical relationship between Niger and Nigeria. Relations are based on a long shared border and common cultural and historical interactions. The 1,500 kilometer (930 mi) long border between Niger to the north and Nigeria