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What exactly was the development and changes in the US nuclear arsenal after the Cold War? What steps did US take to adapt nuclear deterrent to new international security environment and threats?

• nuclear weapons international relations foreign relations nuclear deterrent new international security environment

• Answer:

  US and Russia quickly agreed to eliminate tactical weapons. Strategic weapons were reduced by treaty, particularly reducing MIRVs which were destabilizing, and older missile systems and warheads, while retaining SLBMs for second-strike deterrent value, along with some single-warhead land-based missiles.