Ukrainian forces have discovered details from the secret operation Vivaldiʹ, a months – long counteroffensive and, according to the Ukrainian Army, released 277 square miles [27 sq km] of territory and 16 settlements in the Donnetsk region.

The operation was conducted under the command of the Ukraine Army’s Third Corps, with the aim of improving defence positions and hindering the Russian forces’ progress east of the country.

According to Ukrainian media reports, the offensive began during spring and involved fierce fighting in mined areas, difficult river crossings and continued attacks by Russian fears.

One of the main objectives was to take the village of Shandriholovo, where Ukrainian troops took more than a month to secure control.

Ukrainian commanders said the success of the operation depended on hidden infantry movements, the use of drones and the isolation of Russian positions.

Soldiers progressed through forest generations and penetrated the enemy’s lines, aiming to disrupt supplies and routes of withdrawal.

However, the operation developed with major dangers. Mined fields, artillery and fears The FPV caused losses and made it difficult to evacuate the wounded.

According to one of the commanders, land mines were the main cause of injuries in the units involved in the offensive.

At the same time, Ukrainian drones hit Russian logistical targets up to 200km behind the front line, including ammunition depots, repair bases and fuel facilities.

According to Ukrainian commanders, these attacks weakened Russian troops’ supply of ammunition and equipment.

The 3rd Army Corps claims the Russian side suffered about 8,000 human casualties during the operation and that more than 250 Russian soldiers were captured.

These figures have not been independently verified and the complete division between the slain and the wounded has not been made clear.

Ukrainian Commander Andriy Biltsky announced the conclusion of the fourth phase of the operation, hinting that military action will continue.

According to him, the operation has shown that infantry progress remains possible even in a battlefield where fears play a crucial role.

Despite alleged results, Ukrainian commanders expect the pace of fighting to change as winter approaches.

They stress that the goal remains to maintain the winning positions and continue operations on the release of Ukrainian territory. /Telegraphy/