Basile Kouna was removed from his position during President Paul Biya’s March 2 cabinet reshuffle.
In February, he was ordered not to leave the country.
“Atangana Kouna is in Cameroon. He was arrested in Nigeria and sent back to Cameroon.
“He arrived this evening, one police source, who asked not to be named as he was not authorised to speak to the press, said according to local media.