 At a June 21, 1957 meeting of the Military Armistice Commission the U.S. informed the North Korean representatives that the U.N. Command no longer considered itself bound by paragraph 13(d) of the armistice.In August 1957, NSC 5702/2 permitting the deployment of nuclear weapons in Korea was approved.In January 1958 nuclear armed Honest John missiles and 280mm atomic cannons were deployed to South Korea, a year later adding nuclear-armed Matador cruise missiles with the range to reach China and the Soviet Union.