The Russian deputy foreign minister stressed that Moscow maintains a strict commitment to the moratorium on nuclear testing MOSCOW, April 20. /TASS/. Russia is committed to the moratorium on nuclear testing but will respond in kind should the United States or other countries violate it, Russian Deputy Foreign Minister Sergey Ryabkov said at a meeting of the Trialogue Club International. TASS has summed up his key statements Moratorium on nuclear tests Moscow maintains a strict commitment to the