Putin declares four regions of Ukraine part of Russia as nuclear warnings rumble

Russian President Vladimir Putin has declared four Ukrainian regions part of Russia, amid renewed warnings the Kremlin may use a strategic nuclear weapon. In a ceremony at the Kremlin, the authoritarian leader announced that Donetsk, Luhansk, Kherson and Zaporizhzhia would be subsumed by Russia, following four ‘referendums’, which were widely declared as illegal and a [...]