Abuja countries relocated their embassies to Abuja, and many maintain their former embassies as consulates in Lagos, the commercial capital of Nigeria. Abuja is the headquarters of the Economic Community of West African States (ECOWAS) and the regional headquarters of OPEC. Abuja and the FCT have experienced huge population growth; it has been reported that some areas around Abuja have been growing at 20% to 30% per year. Squatter settlements and towns have spread rapidly in and outside the city limits. Tens of thousands of people have been evicted since former FCT minister Nasir Ahmad el-Rufai started a demolition campaign in
Abuja for Abuja came because of Lagos' population boom that made that city overcrowded and conditions squalid. As Lagos was already undergoing rapid economic development, the Nigerian regime felt the need to expand the economy towards the inner part of the country, and hence decided to move its capital to Abuja. The logic used was similar to the way Brazil planned its capital, Brasília. The decision to move to Abuja was made by General Murtala Mohammed in 1976. Construction started in the late 1970s but, due to economic and political instability, the initial stages of the city were not complete until