Russia, with 5,580 warheads, and the UnitedStates, with 5,044, are by far the world's biggest nuclear powers, holding about 88% of the world's nuclear weapons, according to the Federation of ...
Ukraine and Russia carried out a new exchange of prisoners of war on Monday, with Kyiv bringing home 189 former captives. Ukrainian president Volodymyr Zelensky thanked the United Arab Emirates and ...