Ukrainian forces reportedly struck a Russian chemical plant, “Azot,” in Tula, according to a statement by Ukrainian President Volodymyr Zelenskyy on Sunday. Simultaneously, an oil refinery in the Yaroslavl region, approximately 700 kilometers from the Russia-Ukraine border, was also targeted. Reuters reported on the attacks, indicating a widening scope of Ukrainian military operations within Russian territory. The strikes represent a potential escalation in the conflict, extending beyond the immediate border regions. Details regarding the extent of damage and any casualties remain limited. These actions follow a period of increased Ukrainian drone activity and cross-border raids. The Kremlin has not yet officially commented on the reported attacks.