Burkina Faso:
none
Burma:
sporadic border hostilities with Thailand over border
alignment and ethnic Shan rebels operating in cross-border region
Burundi:
none
Cambodia:
portions of boundary with Vietnam are disputed; parts of
border with Thailand are indefinite
Cameroon:
delimitation of international boundaries in the vicinity
of Lake Chad, the lack of which led to border incidents in the past,
is complete and awaits ratification by Cameroon, Chad, Niger, and
Nigeria; tripartite maritime boundary and economic zone dispute with
Equatorial Guinea and Nigeria is currently before the ICJ
Canada:
maritime boundary disputes with the US (Dixon Entrance,
Beaufort Sea, Strait of Juan de Fuca, Machias Seal Island)
Cape Verde:
none
Cayman Islands:
none
Central African Republic:
none
Chad:
delimitation of international boundaries in the vicinity of
Lake Chad, the lack of which led to border incidents in the past,
has been completed and awaits ratification by Cameroon, Chad, Niger,
and Nigeria