Brussels (AFP) – The European Union warned Russia on Wednesday it would not bend to “blackmail” over its support for Kyiv, after the Kremlin cut off gas supplies to Bulgaria and Poland. Russia’s President Vladimir Putin, meanwhile, warned that if Western forces intervene in Ukraine, they will face a “lightning-fast” military response. “We have all the tools for this, that no one else can boast of having,” he told lawmakers, implicitly referring to Moscow’s ballistic missiles and nuclear arsenal. “We won’t boast about it: we’ll use them, if needed. And I want everyone to know that,” he said. “W…