The Kremlin says the meeting with Trump's envoys was "constructive" but "no compromise" has been reached over territorial concessions for Ukraine.

Several top Ukrainian officials were expected to be in Brussels on Wednesday for meetings with European national security advisers, President Volodymyr Zelenskyy said.

Turkey is telling Russia, Ukraine, and all other parties to keep energy infrastructure out of their conflict and wants energy flows to continue uninterrupted, Energy Minister Alparslan Bayraktar said after a series of attacks off Turkey's Black Sea coast.

Russia launched its largest barrage of drones and missiles in a month across Ukraine, killing at least three people, Ukrainian President Volodymyr Zelensky said Saturday, as a Kyiv delegation heads to the United States for fresh peace talks.

Russian President Vladimir Putin has claimed without evidence that Russian forces have taken control of Ukrainian cities Pokrovsk and Vovchansk.

President Trump's son-in-law, Jared Kushner, and special envoy Steve Witkoff are meeting with Russian President Vladimir Putin Tuesday to discuss the war in Ukraine.

U.K. citizen Ross David Cutmore detained in Ukraine for allegedly working with Russian FSB to plan assassinations and gather military intelligence.

ABC News’ Chief Foreign Correspondent Ian Pannell reports on Ukraine’s latest high-tech efforts to fight a Russian enemy that so far has shown few signs of wanting peace.