While Russia has repeatedly insisted it had recaptured the entire region, Syrsky said on Sunday that Ukraine is still holding around 90 sq km (56 sq miles) in the Kursk region. Speaking to reporters on Sunday, Syrsky vowed to increase the "scale and depth" of strikes on Russia.

Around 10,000 Russian soldiers are fighting in Russia's Kursk region, about 90 square kilometers (35 square miles) of which is controlled by Ukraine, Ukraine's top military commander said."We control about 90 square kilometers of territory in the Hlushkov district of the Kursk region of the Russian Federation,

The Armed Forces of Ukraine are still in control of approximately 90 sq km in the Glushkovo district of Russia’s Kursk Oblast. Source: Syrskyi at a meeting with journalists, as reported by Ukrinform Quote: "In April 2025,