Two people have been arrested in relation to the arson attack on the Russian consulate in Marseille on Monday, said the Marseille prosecutor.

French authorities say an incendiary device has exploded outside the Russian Consulate in Marseille on the third anniversary of Russia’s invasion of Ukraine.

Three projectiles were thrown over the perimeter wall of Russia's consulate in the southern French port city of Marseille on Monday, two of which exploded, police said.

Two French nationals who threw explosive devices at the Russian consulate in Marseille are employed by the National Centre for Scientific Research (CNRS), the public prosecutor’s office told AFP late Tuesday.

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.

Russia demands assurances from France following explosions at its consulate in Marseille, deemed a possible terrorist act. The incident, coinciding with the third anniversary of the Russia-Ukraine war,

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.