The United States and several European leaders condemned Russia after an explosive-laden drone crossed into Romanian airspace and detonated in the southeastern city of Galați, marking what Romanian officials described as the country’s most serious security incident since Russia’s full-scale invasion of Ukraine began in 2022.

The Russian drone struck an apartment building, wounding two people, Romanian officials said.

A drone reportedly struck a residential building in Galati, Romania, overnight on May 29, news outlet Viata Libera reported, as an air raid alert was declared in all of Ukraine. Two people were injured in the reported strike,

A drone entered Romanian airspace and struck an apartment building, causing an explosion and fire that injured multiple people, authorities said.