!Liberia Liberia is a country, Region - Western Africa, Capital - Monrovia, Population in 2003 - 3,367,000, Population density - 30 per sq km, Surface area - 111,369 sq km and Currency - dollar. It is a negro republic on the Grain Coast of Africa, founded in 1822 by American philanthropists as a settlement for freedmen, with a constitution after the model of the United States.