Ukraine on Thursday confirmed it wrecked a Russian submarine with British weapons, during a missile attack on the Black Sea port of Sevastopol in Russian-occupied Crimea.

The Russian cruise missile carrier — the Rostov-on-Don — was significantly damaged in the massive Ukrainian strike, as was Kremlin warship the Minsk.

A senior Ukrainian military official confirmed to POLITICO that Ukrainian pilots used the British cruise missile Storm Shadow for the attack.