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- Europe may want to reconsider their calls for Ukrainian strikes on Russia, says Vladimir Putin.
- Putin hinted that Russia could retaliate against their "small and densely populated countries."
- "This unending escalation can lead to serious consequences," the Russian leader warned.
Russian leader Vladimir Putin says European countries should rethink their calls to let Ukraine use Western arms to strike his country.
"So, these officials from NATO countries, especially the ones based in Europe, particularly in small European countries, should be fully aware of what is at stake," Putin told reporters on Tuesday.