Sierra Leone, officially the Republic of Sierra Leone, is a country on the southwest coast of West Africa. It shares its southeastern border with Liberia, and the northern half is surrounded by Guinea. Covering a total area of 71740 km2, it has a tropical climate, with environments ranging from savanna to rainforests. It has a population of 7,092,113 as of the 2015 census. Freetown is the capital and largest city. The country is divided into five administrative regions, which are subdivided into 16 districts.
It is a constitutional republic with a unicameral parliament and a directly elected president serving a five-year term with a maximum of two terms. It is a secular nation with the constitution providing for the separation of state and religion and freedom of conscience (which includes freedom of thoughts and religion). Muslims make up about three-quarters of the population, with a Christian minority.