Sierra Leone maintains formal relations with many Western nations. It also maintains diplomatic relations with the former Soviet Bloc countries as well as with the People's Republic of China.
The government maintains 16 embassies and high commissions across the world.
Former President Stevens' government had sought closer relations with West African countries under the Economic Community of West African States (ECOWAS). The present government is continuing this effort.
Sierra Leone is a member of the United Nations and its specialized agencies, the Commonwealth, the African Union, the Economic Community of West African States (ECOWAS), the African Development Bank (AFDB), the Mano River Union (MRU), the Organisation of Islamic Cooperation (OIC), and the Non-Aligned Movement (NAM).
Sierra Leone is also a member of the International Criminal Court with a Bilateral Immunity Agreement of protection for the US-military (as covered under Article 98).
Sierra Leone is a member state of the Commonwealth of Nations.
China and Sierra Leone established diplomatic relations on July 29, 1971.
Establishment of Diplomatic Relations between the Republic of Korea and the Republic of Sierra Leone is June 25, 1962.
U.S. relations with Sierra Leone began with missionary activities in the 19th century. In 1959, the U.S. opened a consulate in Freetown and elevated it to embassy status when Sierra Leone became independent in 1961. U.S.-Sierra Leone relations today are cordial, with ethnic ties between groups in the two countries receiving increasing historical interest. Many thousands of Sierra Leoneans reside in the United States.