Sierra Leone is an African country located on the west coast of the continent. It is bordered by Guinea to the north and Liberia to the south. The capital city is Freetown, and the official language is English. The population of Sierra Leone is estimated to be around 7.9 million people. The country is known for its rich natural resources, including diamonds, gold, and iron ore. The name Sierra Leone comes from the Portuguese phrase 'Sierra Leoa, ' which means 'Lion Mountain Range.'