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

The Russian Consulate in Marseille was attacked with explosive devices on February 24, two French researchers have admitted to carrying out the attack.

Two French scientists admitted to carrying out an attack on the Russian consulate in Marseille using improvised explosive devices, the local newspaper La Provence reported early Wednesday, citing unnamed sources.

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.

Emergency services and soldiers rushed to the Russian consulate in Marseilles in southern France following an explosion inside the building - police have placed a perimeter around the site

Russia has said that its consulate in Marseille has been hit by an explosion ‘with all the hallmarks of a terror attack’. Russia's consul general in the southern French city Stanislav Oranskiy said on Monday there had been a blast inside the consulate,

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.