Romania's "aerial surveillance system" identified "groups of drones launched by the Russian Federation that attacked Ukrainian ports on the Danube," the ministry said. "During the mission, there were no penetrations of aircraft in the national airspace."

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

Two German fighter jets were scrambled to the Romanian-Ukrainian border on Tuesday night in response to a Russian drone attack in the frontier region.