Putin warns West of using all weapons if Kaliningrad is attacked

Russian President Vladimir Putin told the Valdai Club in Moscow that Russia would use all its weapons, including nuclear arms, if its Baltic exclave of Kaliningrad were attacked, and said the country has no plans to attack any European state but will respond to any assault on its territory.1,2,3
He added that NATO exercises near Kaliningrad are seen as a threat and warned that any attempt to block the region by air or sea would trigger an unavoidable response, while also noting that Ukrainian drone strikes on Russian oil refineries have cost Russia about 1% of its GDP.1,2,3