guerre85 km²The operation has liberated 85 km² around the strategic hub of Lyman✓ Confirmed · 3 sources

Ukraine launches Operation Vivaldi in the Donbas

Kyiv has launched a military counteroffensive in the Donbas, named Vivaldi.

Published 2j3 sources✓ ConfirmedImportantupdated 2j

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The fact

The operation has liberated 85 km² around the strategic hub of Lyman.

Ukraine's ability to sustain a large-scale counterattack remains uncertain.

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Auto-synthesis from 3 media sources · identified on September 17, 2026