This region includes two of the largest countries in africa. what are they? why doesn't the amount of land area occupied by these counties mean they contain huge populations?

The two of the largest countries Africa is Algeria with 2,381,740 km2 area, the second is the Democratic Republic of the Congo (DRC) with 2,345,410 km2 area.   The amount of Land Area occupied by these countries does not mean that they also lead in terms of population. This is because they were plagued with poor health, poverty and hunger. Nigeria ranks first by population, while Ethiopia ranks second by population.