Chad–Nigeria relations in the late 1970s, clashes occurred around Lake Chad, where both countries hoped to exploit oil reserves. Both also sought to defuse these confrontations, first by establishing joint patrols and a commission to demarcate the boundary across the lake more clearly. Then in the early 1980s, the low level of Lake Chad brought a series of tiny islands into view, leading to further disputes and disrupting long-standing informal trade networks. This relationship was also complicated by Nigeria's own instability in the north, generated by rising Islamic fundamentalism. Thousands of casualties occurred as the result of violent clashes in Nigeria throughout
Military of Chad participated in a peace mission under the authority of African Union in the neighboring Central African Republic to try to pacify the recent conflict, but has chosen to withdraw after its soldiers were accused of shooting into a marketplace, unprovoked, according to BBC. "Currently, Cameroon has an ongoing military-military relationship with Chad, which includes associates training for Chadian military in Cameroon. There are four brigade Chado-Cameroonian in January 2012. Cameroon and Chad are developing excellent relations". Military of Chad The military of Chad consists of the National Army (includes Ground Forces, Air Force, and Gendarmerie), Republican Guard, Rapid Intervention Force,