Liberia is a country in the world.
Liberia [ laɪˈbɪəriə ] , officially the Republic of Liberia , is a country on the West African coast . During World War II , Liberia supported the United States war efforts against Germany and in turn the U.S. invested in considerable infrastructure in Liberia to help its war effort , which also aided the country in modernizing and improving its major air transportation facilities . Liberia did not become militarily involved in World War II until January , 1944 , with the election of William Tubman , at which time the country declared war on Germany and Japan .