This is coming as the International Federation of Journalists (IFJ) denounced the head of the state-linked National Council of Communication for threatening to close down media which talked about the troubles in English-speaking parts of Cameroon.
The areas have been hit by a wave of protests over what people say is an attempt to impose French on them in schools and in the courts.
Cameroon was colonised by Germany in the 19th Century and then split into British and French areas after World War One.
Later, areas controlled by Britain and France joined to form Cameroon after the colonial powers withdrew in the 1960s.
Most people in the central African state speak French.