Ukrainian drone strikes targeting Russian oil refineries in 2026 disrupted domestic fuel supplies, prompting Russia to enact an internal diesel export ban prior to the October 2026 agreement with the United States.

An ongoing armed conflict between Russia and Ukraine that was sparked with Russia's annexation of Crimea in 2014 and escalated into a full-scale invasion in February 2022, resulting in widespread casualties, displacement and significant geopolitical consequences for Europe and the world.