Ukrainian forces have launched a major new offensive in Russia’s Kursk region, a region that Ukraine captured parts of over the summer but has in the past few months struggled to hold amid

Russia said on Sunday that Ukraine had launched a counter-attack in the Kursk region, an area of western Russia from which Russian troops have been trying to eject Ukrainian forces for the past five months.

Ukraine has claimed to have destroyed three Russian air defence systems in just one day, worth tens of millions of pounds.Ukrainian navy commander Oleksii Neizhpapa said they had hit two Russian anti-missile Pantsir-S1 systems and one OSA anti-aircraft vehicle in one day.