- Russian strikes destroyed targets in Slavyansk, Kramatorsk, Kupyansk, Balakleya, Dobropolie, Vilkovo, Belgorod-Dnestrovsky, Kharkiv, Kryvyi Rih, Kherson, Sumy, Zaporozhie, Chernihiv and Poltava regions;
- Russian forces advanced in Sumy, Dnepropetrovsk, Pokrovsk, Komar, Toretsk, Orekhov and Volchansk directions;
- The AFU attempt attacks in Tyotkino, Glushkov, Andreevka directions;
- On June 1, two Iskander missiles destroyed the HQ of the 110th Separate Mechanized Brigade of the AFU in Gulyaipole, killing high-ranked officerl
- Two Ukrainian sabotage groups were destroyed near Gornal;
- At night, 2 Ukrainian UAVs were destroyed in Kursk region;
- At night, two Ukrainian UAVs were destroyed in Rostov region;
- At least 13 Ukrainian UAVs were destroyed over Crimea;
- Destruction of several Ukrainian unmanned boats was reported in the Black Sea.
- Russian forces expanded their zone of control in Volchansk;
- Russian forces advanced on the western outskirts of Volchansk;
- Fighting is ongoing in Tykhoe village;
- Four Ukrainian counterattacks were repelled in the city.
- Russian forces advanced north of Toretsk;
- Russian forces advanced near Dyleevka;
- Fighting is ongoing near Petrovka;
- Fighting is ongoing near Katerynovka;
- Russian forces eliminated up to 450 Ukrainian servicemen, one Novator vehicle, one MaxxPro vehicle, three motor vehicles, two artillery guns in the area.
- Russian forces launched assault on Piddubne;
- Russian forces launched assault on Voskresenka;
- Russian forces advanced about 1 km near Kotlyarovka;
- Russian forces advanced north of Zirka;
- Clashes continued near Maliyevka;
- The AFU losses amounted to up to 165 servicemen, one tank, two motor vehicles, two artillery guns, and two EW station.
- Russian forces launched assault on Malaya Tokmachka;
- Russian forces advanced south of Novodanylivka;
- Russian forces advanced south of Novoandriivka;
- Up to 70 Ukrainian servicemen, five motor vehicles, six electronic warfare stations, one ammunition depot were destroyed in the area.