The Federal Republic of Nigeria stands as Africa's most populous nation, with its rich cultural heritage reflected in its national symbols and demographic makeup. The Nigeria flag consists of three vertical stripes - green, white, green - symbolizing the country's natural wealth and peace. This design was adopted in 1960 when Nigeria gained independence from British colonial rule.

Nigeria Population has grown significantly over the decades, with current estimates showing approximately 223 million people as of Nigeria Population 2023. The country's population is expected to reach nearly 400 million by Nigeria population 2050, making it one of the world's most populous nations. Lagos, the largest city, exemplifies this growth with its Lagos population exceeding 15 million inhabitants. The country's Population density varies significantly across regions, with urban areas being particularly concentrated. Nigeria population growth continues at a rapid pace, with projections suggesting it could exceed 750 million by Nigeria population 2100.

The nation's social fabric is characterized by remarkable Ethnic diversity Nigeria, with over 250 ethnic groups coexisting within its borders. The three largest groups - Hausa-Fulani, Yoruba, and Igbo - comprise about 68% of the population, while numerous smaller Ethnic minorities in Nigeria make up the remainder. This diversity is reflected in the Languages in Nigeria, with over 500 indigenous languages being spoken alongside English, the official language. Nigeria religion is primarily divided between Islam and Christianity, with traditional beliefs also practiced widely. The country faces significant socioeconomic challenges, with a considerable portion of its population falling under the Nigeria population below poverty line. Despite these challenges, Nigeria's cultural richness, economic potential, and demographic significance continue to shape its role as a key player in Africa's future.