American negotiators trumpeted plans for a prisoner swap, but that was small recompense for months of diplomatic efforts by the Trump administration.

Some NATO countries worry using any version of the term “Article 5” for Ukraine defense could weaken its deterrence.

Moscow's latest overnight barrage came amid temperatures as low as -14 F.

As casualties in Ukraine continue to mount, the Kremlin is seeking new sources of manpower while trying to avoid the political shock of full mobilization. Just days before the New Year, Russian leader Vladimir Putin signed laws expanding military conscription.

Seizing on the frigid weather, Russia has launched an all-out assault on Ukraine’s energy infrastructure, with the apparent aim of keeping up pressure amid ongoing peace negotiations—and sapping public morale.

Mr Zhadan, who is 51, came of age as the Soviet Union collapsed and Ukraine gained independence. His works capture the experience of this transitional generation, full of rough-and-ready characters confronting social upheaval,

Volodymyr Zelensky has been talking up Russia’s battlefield fatalities and has asked his new Defense Minister to make it a priority.

The first phase of the Pentagon's drone competition, Gauntlet, begins later this month. US drone operators will fly and test the systems.