The Ukrainian military has struck ships and infrastructure in the port of Kronstadt in Russia’s Leningrad region, one of the key bases of the Baltic Fleet of the Russian Navy, according to Ukraine’s General Staff. The attack was initially reported by Denis Shtilerman, co-owner and chief designer of the Fire Point company, who noted that the St. Petersburg International Economic Forum (SPIEF) was opening on Wednesday.JOIN US ON TELEGRAMFollow our coverage of the war on the @Kyivpost_official. “We really wanted to organize an excursion for guests to the cruiser Moskva, but, unfortunately, we were unable to bring it. Therefore, we had to sink two other ships right at the event site. I hope that all guests of the SPIEF-2026 will breathe deeply and enjoy the views,” he wrote on X.

Сьогодні починає свою роботу Петербурзький міжнародний економічний форум. Це найбільший і найважливіший захід для Росії, де щороку виступає Путін із промовою про те, як Росія всіх перемагає і стає потужнішою. Цього року на форум приїхав і Родні Мімс Кук-молодший, голова Комісії з… pic.twitter.com/CIEmgH9JMc— Denys Shtilierman (@DenShtilierman) June 3, 2026

President Volodymyr Zelensky said Ukraine achieved “purely military goals” at the Kronstadt base, without specifying the exact targets. Ukraine’s General Staff said preliminary information indicated that ships and infrastructure in the port of Kronstadt had been hit, with damage still being assessed. The head of Ukraine’s Unmanned Systems Forces (USF), Robert “Madyar” Brovdi, published footage showing a strike on a Russian corvette identified as Boykiy. According to Brovdi, the vessel was in a dry dock at the Kronstadt naval base, about 1,100 km (684 miles) from Ukraine. “The USF birds hunted and set fire to the corvette Boykiy, a carrier of guided missile weapons,” he said.