The Mano River is a river in

West Africa West Africa or Western Africa is the westernmost region of Africa. The United Nations defines Western Africa as the 16 countries of Benin, Burkina Faso, Cape Verde, The Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Liberia, Mali, Maurit ...

. It originates in the

Guinea Highlands The Guinea Highlands is a densely forested mountainous plateau extending from central Guinea through northern Sierra Leone and Liberia to western Ivory Coast. The highlands include a number of mountains, ranges and plateaus, including the Fouta ...

Liberia Liberia (), officially the Republic of Liberia, is a country on the West African coast. It is bordered by Sierra Leone to Liberia–Sierra Leone border, its northwest, Guinea to its north, Ivory Coast to its east, and the Atlantic Ocean ...

and forms part of the Liberia-

Sierra Leone Sierra Leone,)]. officially the Republic of Sierra Leone, is a country on the southwest coast of West Africa. It is bordered by Liberia to the southeast and Guinea surrounds the northern half of the nation. Covering a total area of , Sierra ...

Liberia–Sierra Leone border, border. The districts through which the river flows include the Parrot's Beak area of

Guinea Guinea ( ),, fuf, 𞤘𞤭𞤲𞤫, italic=no, Gine, wo, Gine, nqo, ߖߌ߬ߣߍ߫, bm, Gine officially the Republic of Guinea (french: République de Guinée), is a coastal country in West Africa. It borders the Atlantic Ocean to the we ...

, Liberia's

Lofa County Lofa is a county in the northernmost portion of Liberia. One of 15 counties that constitute the first-level of administrative division in the nation, it has nine districts. Voinjama serves as the capital with the area of the county measuring . ...

and the Kono and

Kailahun District Kailahun District is a district in the Eastern Province of Sierra Leone. Its capital city, capital and largest city is the town of Kailahun. The second most populous city in the district is Segbwema. Other major towns in Kailahun District inclu ...

of Sierra Leone.

Diamond Diamond is a Allotropes of carbon, solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Another solid form of carbon known as graphite is the Chemical stability, chemically stable form of car ...

mining is a major industry in these areas. Control of the area's wealth and the instability of the national governments of all three countries led to a series of violent conflicts involving these districts in the 1990s (See

Sierra Leone Civil War The Sierra Leone Civil War (1991–2002), or the Sierra Leonean Civil War, was a civil war in Sierra Leone that began on 23 March 1991 when the Revolutionary United Front (RUF), with support from the special forces of Liberia, Liberian dictato ...

First Liberian Civil War The First Liberian Civil War lasted from 1989 to 1997. President Samuel Doe had established a regime in 1980 but totalitarianism and corruption led to unpopularity and the withdrawal of support from the United States by the late 1980s. The Nat ...

, Second Liberian Civil War). Liberia and Sierra Leone founded the

Mano River Union The Mano River Union (MRU) is an international association initially established between Liberia and Sierra Leone by the 3 October 1973 Mano River Declaration. It is named for the Mano River which begins in the Guinea highlands and forms a border ...

in 1973. Guinea joined in 1980. It was reactivated in 2004 as a customs and economic union; Côte d'Ivoire joined in 2008.

References

Rivers of Guinea Rivers of Liberia Rivers of Sierra Leone Liberia–Sierra Leone border International rivers of Africa Border rivers {{SierraLeone-river-stub