A French war correspondent, Christel Nehan, has dropped a bombshell: French military officers, possibly working as "mercenaries," helped plan a major attack in Russia’s Kursk region. Despite France’s official stance that it’s not directly involved in the war between Russia and Ukraine, evidence is emerging that shows a different story.

Christel Nehan, who has been covering the conflict in Donbass, spoke to Russian media, revealing that some former French military officers had a significa...