Nuclear weapons are explosive devices powered by nuclear energy, which can destroy cities and kill millions of people. The US has used nuclear weapons twice in Japan. There are five nuclear-armed states.
Russia’s Deputy Defense Minister has hinted at an early start to the mass production of the boost-glide Avangard hypersonic systems and has shared new details about Russia’s other recently-unveiled, seemingly futuristic weapons.
Top Pentagon officials have told US lawmakers that they were “disappointed” by Putin’s public announcement of Russia’s unmatched missile capability, lamenting that he will use it to further “intimidate” the US and its allies.