Nigeria is Africa's most populous country, with a population of more than 200 million. More than 21 million people live in Lagos, Africa's largest city, which was the country's capital until the seat of government moved to Abuja in 1991. Nigeria is English-speaking. It has one of Africa's largest economies, despite ongoing security and development challenges.
Nigeria is a member of the Commonwealth, African Union, and the Economic Community of West African States (ECOWAS). It hosts the ECOWAS headquarters in Abuja.
Australia maintains a High Commission in Abuja and an Honorary Consulate in Lagos. Nigeria is represented in Australia by a High Commissioner based in Canberra.