Are We Approaching the End of the Arms Control Era?

... Progress toward reducing nuclear weapons has been a more mixed bag. Worldwide nuclear arsenals have been reduced to some 14,000 warheads from a Cold War peak of 70,000. But the number of nuclear weapons states has increased from five in 1968, when the Nuclear Non-Proliferation Treaty was signed, to nine today. Only one country, North Korea, has tested nuclear weapons during the last 20 years. But, although most countries, including 3 nuclear weapons states, have ratified the 1996 Comprehensive (Nuclear) ...