Former Rep. Chris Stewart, a former fighter pilot, says the U.S. isn’t prepared for this change in modern warfare.

Ukraine’s shock drone strike on Russia’s strategic bomber fleet this week has generals and analysts taking a new look at threats to high-value United States aircraft at bases in the homeland and abroad – and the situation is worrisome.

Ukraine’s drone strikes deep into Russia delivered a humiliating blow to Moscow last weekend. Kyiv’s defenders celebrated the attack as a triumph of modern warfare and a warning to Russian President Vladimir Putin. But the extraordinary operation got a different response inside the White House: anger.

A Ukraine presidential adviser says Ukraine is ready to resume direct peace talks with Russia in Istanbul on Monday but insists that the Kremlin provide a promised memorandum setting out its position on ending the war.

Europe is capable of sustaining Ukraine's resistance against Russia, even if the United States were to decide to completely halt its military support to Kyiv, the senior military official in charge of coordinating Germany's arms supplies told Reuters.

President Volodymyr Zelenskyy said Defense Minister Rustem Umerov would sit down with Russian officials at the second round of peace talks on Monday.

Welcome to the Daily News Brief, CFR’s flagship morning newsletter summarizing the top global news and analysis of the day. Subscribe to the Daily News Brief to receive it every weekday morning.Top

Ukraine says that a large Russian drone-and-missile attack has targeted the eastern city of Kharkiv, killing at least three people and injuring 21