The Brezhnev Doctrine of crushing dissent in the Soviet Republics and satellite states contributed to the global issue of: A.)disease epidemics in sub-Saharan Africa.
B.)air pollution.
C.)loose nukes.
D.)deforestation.

I think Loose Nukes

Explanation:

I remember talking about that doctrine but I cannot fully recall what issue it contributed with unfortunately.

lincoln declared that slavery should not be allowed to spread into the new states, and of course this angered the south at the time.

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.