Chad 24°E. Chad is bounded to the north by Libya, to the east by Sudan, to the west by Niger, Nigeria and Cameroon, and to the south by the Central African Republic. The country's capital is from the nearest seaport, Douala, Cameroon. Because of this distance from the sea and the country's largely desert climate, Chad is sometimes referred to as the "Dead Heart of Africa". The dominant physical structure is a wide basin bounded to the north and east by the Ennedi Plateau and Tibesti Mountains, which include Emi Koussi, a dormant volcano that reaches above sea level. Lake Chad,
Cameroon–Nigeria relations of not doing enough to fight Boko Haram even though the terrorist group frequently crosses into Cameroonian territory. Cameroon has been attacked several times by Boko Haram. Border closures after attacks in Nigeria in 2012 to prevent further infiltration by Boko Haram had a negative impact on the Cameroonian economy. In May 2014, in the wake of the Chibok schoolgirl kidnapping, "[Cameroon's] defense minister Edgard Allain Mebe Ngo'o met with Chad's minister of national defense, Benaindo Tatola, in Yaounde. Ngo'o said Chad had also deployed troops to work together with Cameroonian forces on the borders with Nigeria. He also said