A multilateral treaty banning the development, possession and use of nuclear weapons to bring about their complete elimination will enter into force on Jan. 22 next year.
Because the U.S., Russia, China and other nuclear-armed powers have refused to sign the Treaty on the Prohibition of Nuclear Weapons, the actual impact of the accord will be limited. Still, the nuclear powers should not underestimate the fact that an international norm to outlaw nuclear arms will be created.
