Vladimir Putin appeared to issue a nuclear threat during his major speech on Tuesday, where he warned of a "global conflict", an expert on Russian security has said.
In a lengthy state of the nation speech ahead of the one-year anniversary of the Russian invasion of Ukraine, the Russian president railed against the west and said it was seeking to turn the war into a "global conflict".
Throughout the rambling speech, Putin also appeared to indicate that a defeat in Ukraine would justify the use of nuclear weapons.
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