Russia and Ukraine held a second round of peace talks where they agreed to exchange more prisoners and to return the bodies of 12,000 dead soldiers.

The attack on Friday, which killed at least four people nationwide, came two days after Russia vowed retaliation for an audacious drone assault on its strategic bomber bases.

The European Union is set to reinstate tariffs on Ukrainian agricultural exports on June 6. This is the first time since Russia's full-scale invasion that the EU will not renew an agreement suspending trade barriers between Ukraine and Europe.

Russia's Defence Ministry said on Friday that its forces had carried out a massive and successful strike on military and military-related targets in Ukraine overnight in response to what it called Ukrainian "terrorist acts" against Russia.

Russian ballistic missiles have been launched toward Ukraine from multiple directions, the Ukrainian Air Force said on Telegram Friday.

Ukrainian air defense units shot down 406 out of 452 Russian drones and missiles during a nighttime attack on Friday against the capital, Kiev, and other regions. Far from reaching an agreement for a ceasefire between Russia and Ukraine,

Air defense has been activated in Kyiv amid reports of airstrikes targeting Chernihiv, a city in northern Ukraine, ABC News confirmed.

PRYLUKY, Ukraine (AP) — At least five people, including a 1-year-old child, his mother and grandmother, were killed Thursday in a nighttime Russian drone attack on the northern Ukrainian city of Pryluky, officials said.