A senior Ukrainian defense official told Business Insider that the Delta system has increased combat efficiency and decision-making speed.

During the night of November 25, Russian forces launched a combined strike on Ukraine's critical infrastructure using attack UAVs and air, sea, and ground-launched missiles. As of 10:00, Ukraine's air defense had shot down/suppressed 452 enemy aerial targets.

North Korean troops and weapons have played an unexpectedly crucial role in sustaining Russia’s grinding military campaign in Ukraine. In exchange, Pyongyang has been able to upgrade its outdated

"In the end, Trump is going to have to stare down Putin to get his deal in any kind of decent form," said Daniel Fried of the Atlantic Council.

Defense Minister Denys Shmyhal met with NATO Deputy Secretary General Radmila Sekerinska in Kyiv to discuss the key needs of the Armed Forces of Ukraine and ways to ensure sustained support for the Defense Forces.

Among the planned moves by the so-called Group of Five is the deployment of counter-drone forces to Finland and Belgium.

The U.S. side included Army Secretary Dan Driscoll, who met late Monday and into Tuesday with Russian negotiators in Abu Dhabi, Reuters reports.

Former U.S. Secretary of State Mike Pompeo has joined the advisory board of Ukraine’s leading defense company, Fire Point

The U.S. said Sunday that there had been progress in talks at the weekend but that no agreement was reached on security guarantees for Ukraine.

KYIV, Ukraine (AP) — Ukraine has received more U.S.-made Patriot air defense systems to help it counter Russia’s daily barrages, President Volodymyr Zelenskyy said, as Russian drones killed a man and injured five of his family members, including two ...