ANDREA KENDALL-TAYLOR is Senior Fellow and Director of the Transatlantic Security Program at the Center for a New American Security. From 2015 to 2018, she was Deputy National Intelligence Officer for Russia and Eurasia at the National Intelligence Council.

Russia launched an intense aerial assault on Ukraine’s capital Kyiv in the early hours of Thursday, marking a second consecutive night of ferocious attacks on the country, as Russia ramps up its bombardment more than three years into the war.

Slovakia confirmed on Wednesday that it would for the time being maintain its veto on the new package of sanctions that the European Union intends to impose on Russia in response to the invasion of Ukraine. The veto was reaffirmed during a meeting of ...

Countries facing a resurgent threat from Russia are set to spend hundreds of billions on military gear — and they’re turning to part-timers, conscripts and reserves to rebuild their armies.

The senior official said Russia has been forced to rely increasingly on such amateurs since hundreds of Moscow’s spies were expelled from Western countries following an operation to poison former Russian intelligence officer Sergey Skripal in the U.K. in 2018. That led to the death of a British woman — and a major response from the West.

The two leaders are set to confirm details of a strengthened defense relationship at a summit Thursday. An agreement on tackling unauthorized migration may also be announced.