nonproliferation

Doyle said he is not certain where he will end up, though he plans to continue to work on nonproliferation and disarmament issues.

A meaningful nuclear deal with Iran would represent a major step forward for nuclear nonproliferation.

The Cirincione estimate also includes spending for missile defense, environmental cleanup, and nonproliferation programs.

In this moment of nuclear crisis, with so much at stake, Obama must see who its real nonproliferation friends are.

This latter agreement--the nonproliferation treaty--is now pending in the Senate and it has been pending there since last July.