Moscow said a Ukrainian drone attack targeted a residence of President Vladimir V. Putin, which Ukraine denied, accusing the Kremlin of fabricating an excuse not to make peace.

Why negotiations that once promised a quick deal are now confronting the hardest questions of territory, security guarantees and power

Russian commanders told Putin during an inspection visit that Moscow's forces had captured towns in Ukraine's eastern region of Donetsk.

LONDON -- At least seven people were killed and 39 injured in Ukraine after Russia and Ukraine exchanged hundreds of long-range drone strikes Wednesday night into Thursday morning, according to Ukrainian officials.

The incident took place in the same area of the Russian capital where Lt. Gen. Fanil Sarvarov was killed by a car bomb on Monday morning.

Ukrainian troops from the 92nd Separate Assault Brigade reported detecting a group of Russian soldiers advancing toward their positions on horseback. Video footage released by the brigade shows the mounted troops being identified and struck by Ukrainian drone operators shortly after detection.

Ukraine said a resistance agent was able to sneak into a Russian hangar and destroy two Russian fighter jets.

A Russian general was killed when a bomb detonated under his car in Moscow and investigators said Ukraine​ could be behind the attack.

The Joint Forces group (UOS) has denied Russian propaganda claims of alleged control over Kupiansk in the Kharkiv region, according to the Joint Forces group’s Telegram channel. The Joint Forces group drew attention to the Telegram channel of Russia’s Ministry of Defense,

Ukraine has used its pioneering naval drones to hit Russian targets like expensive warships. Now it has a growing fleet designed to fight on rivers.