Ukraine’s “Vivaldi” counter-push near Lyman signals tactical reset

Key facts

• Ukraine’s Third Army Corps claims 51 km² retaken in the latest “Vivaldi” phase; 176 km² total claimed recovered in the operation.
• The corps says it captured 250+ Russian POWs, describing surrenders by whole subunits including officers and specialist personnel.
• Politico reports Vivaldi featured combined-arms integration with notable use of unmanned systems, including air-dropped small ground robots and BTR-60s converted into remote explosive vehicles.

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Ukraine’s Third Army Corps has publicly characterised its latest offensive action around Lyman in northern Donetsk as the third phase of a planned counter-operation, “Vivaldi,” claiming the recapture of 51 square kilometres and the capture of more than 250 Russian prisoners of war. Gen. Andrii Biletskyi stated that Russian troops “surrendered by entire subunits,” including officers and specialist categories such as pilots and artillerymen. The corps’ cumulative claim for Vivaldi stands at 176 square kilometres retaken, figures that Politico notes have been independently reflected in part by open-source monitors including DeepState, while Moscow denies any setback and describes the Ukrainian narrative as a smokescreen for Western audiences.

Operationally, the reporting positions Lyman as a key defensive hub within Ukraine’s long-standing “fortress belt” in Donetsk; Ukrainian analysts argue that Russian forces had advanced to the Siverskyi Donets River and that additional Russian progress would have stressed logistics and supply lines into the city, potentially weakening the broader northern Donetsk defensive scheme. The Third Corps says it employed deception, encouraging Russian commanders to anticipate the main Ukrainian thrust toward Shandryholove and Zelena Dolyna, drawing Russian reserves into counterattacks there while Ukraine struck toward Nove. If accurate, this would indicate an intent not merely to trade ground but to impose disproportionate attrition on Russian tactical reserves in a sector that has typically been defined by incremental Russian advances.

For European defence stakeholders, the most material detail is the described integration of unmanned systems into combined-arms manoeuvre. Politico highlights air-dropped small ground robots and the conversion of legacy BTR-60 armoured vehicles into remotely driven explosive platforms, alongside drones, artillery, armour and infantry. This points to an accelerating trend toward expendable and improvised uncrewed ground and air systems used for breaching, strike and risk reduction, with implications for European procurement priorities around counter-UAS/counter-UGV, electronic warfare resilience, mission autonomy, and the rapid conversion of existing armoured fleets into optionally manned or remotely operated platforms. Strategically, Kyiv is presenting such counterattacks as evidence to allies—including a US political environment framed in the article as more sceptical—that Russian gains in Donetsk are not inevitable and that continued Western military support can still translate into operational effect.

Source: Politico.eu