Two French nationals who work at France's CNRS research institute have admitted responsibility for Monday's arson attack at the Russian consulate in Marseille, the Marseille prosecutor said on Wednesday.

Three explosive devices were thrown against the wall of the Russian consulate in the French city of Marseille with two exploding, police said on Monday. Nobody was injured in the incident, which occurred on the third anniversary of the start of Russia's full-scale invasion of Ukraine.

French police arrested two people after improvised explosive devices were thrown at the Russian consulate in the southern city of Marseille, prosecutors said on Tuesday. The attack on the third anniversary of Russia's full-scale invasion of Ukraine on Monday did not injure anyone.