The countries outside of the Nuclear Nonproliferation Treaty--North Korea, Pakistan, India, and Israel--present a significant challenge for U.S. diplomacy and efforts to restrain the spread of nuclear weapons.
by Steven Simon
CFR's Steven Simon assesses the options needed for the United States to diminish the likelihood of an Israeli attack on Iran's nuclear program.
Nuclear Proliferation Nuclear weapons proliferation, whether by state or nonstate actors, poses on of the greatest threats to international security today..
Nuclear Energy Guide Concerns over climate change and energy security have spurred countries to reevaluate their energy policies.