Putin warns of a Russian ‘red line’ the West will regret crossing

The New York Times :
He warned ominously of “red lines” in Russia’s security that, if crossed, would bring a powerful “asymmetric” response. He reminded Western leaders once again of the fearsomeness of his country’s modernised nuclear arsenal. And he boasted of Russia’s moral superiority over the West.
Yet even as President Vladimir Putin lashed out at foreign enemies real or perceived in a state-of-the-nation speech Wednesday, tens of thousands of Russians defied a heavy police presence to pour into the streets to challenge his rule. In Moscow, some gathered across the street from the Kremlin to chant, “Go Away!”