11 October 2011 Last updated at 10:36 ET

Cameroon profile

The modern state of Cameroon was created in 1961 by the unification of two former colonies, one British and one French.

Since then it has struggled from one-party rule to a multi-party system in which the freedom of expression is severely limited.

Cameroon began its independence with a bloody insurrection which was suppressed only with the help of French forces.

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In 1982 Mr Ahidjo was succeeded by his prime minister, Paul Biya. Faced with popular discontent, Mr Biya allowed multi-party presidential elections in 1992, which he won.

In 1994 and 1996 Cameroon and Nigeria fought over the disputed, oil-rich Bakassi peninsula. Nigeria withdrew its troops from the area in 2006 in line with an international court ruling which awarded sovereignty to Cameroon.

There followed 20 years of repressive government under President Ahmadou Ahidjo. Nonetheless, Cameroon saw investment in agriculture, education, heal

In November 2007 the Nigerian senate passed a motion declaring as illegal the Nigeria-Cameroon agreement for the Bakassi Peninsula to be handed over to Cameroon.

Internally, there are tensions over the two mainly English-speaking southern provinces. A secessionist movement, the Southern Cameroon National Council (SCNC), emerged in the 1990s and has been declared as illegal.

Cameroon has one of the highest literacy rates in Africa. However, the country's progress is hampered by a level of corruption that is among the highest in the world.

In 1986 Cameroon made the world headlines when poisonous gases escaped from Lake Nyos, killing nearly 2,000 people.