Many of the drones aren’t particularly fast or high-tech, but they are cheap enough for the Kremlin to launch more than 700 in one night, in an effort to overwhelm Ukraine’s air defenses. Here’s what we know.

Russian oil supplies to Hungary and Slovakia could be suspended for at least five days after a Ukrainian strike on a facility in Russia, Hungarian and Slovakian officials said on Friday, in a widening of the fallout of Russia's war in Ukraine.

Russia recently built infrastructure to support drone launches and storage at the main airport in the occupied Donetsk region.

I am very angry about it. Tell Slovakia you are my great friend," Trump wrote in response to a complaint about the strikes from Hungarian Prime Minister Viktor Orban.

Officials in Romania announced Wednesday that NATO deployed two German fighter jets in its airspace in response to a Russian drone attack on Ukraine.

Ukraine's intelligence division showed clips of at least three drones taking off from a small combat craft and crashing into a drilling platform.