An increase in the nuclear arsenals of existing nuclear states is known as
A) vertical proliferation.
B) horizontal proliferation.
C) vertical integration.
D) horizontal integration.

Question

Quizplus · Accepted Answer

Vertical proliferation refers to the increase in the nuclear arsenals of existing nuclear states, while horizontal proliferation refers to the spread of nuclear weapons to new states or non-state actors. Vertical integration and horizontal integration are economic terms unrelated to nuclear proliferation.

An Increase in the Nuclear Arsenals of Existing Nuclear States