The 29th St. Petersburg International Economic Forum (SPIEF 2026) is being held between June 3 and 6

Several people were hurt in Ukrainian drone attacks on St Petersburg on the opening day of Russia's largest investment forum hosted by the city, local governor Alexander Beglov has said.

The UVAs targeted infrastructure in Kirovsky and Krasnoselsky Districts as well in the port-city of Kronstadt, which is also part of St Petersburg, Beglov wrote in a post on Telegram on Wednesday morning.

Some of the facilities have been damaged in the attacks, with response teams deployed to the scene, he added.

The 29th St. Petersburg International Economic Forum (SPIEF 2026), which is often referred to as 'Russian Davos,' is taking place between June 3 and 6. This year's forum will be attended by some 20,000 business people, politicians and public figures from more than 100 nations. Russian President Vladimir Putin is scheduled to address the gathering on Friday.

At least 59 Ukrainian drones have been shot down above Leningrad Region overnight, local governor Aleksandr Drozdenko has said. Several private homes suffered minor damage due to falling debris, but the were no injuries, he added. Leningrad Region surrounds St. Petersburg, which has the status of a federal city.

Russia came under another major Ukrainian drone attack on Wednesday night, with 345 UAVs shot down across the country, according to the Defense Ministry. The interceptions took place over Moscow, Leningrad, Belgorod, Bryansk, Voronezh, Kaluga, Kursk, Novgorod, Orel, Pskov, Rostov, Smolensk, Tver, Tula, and Krasnodar Regions, as well as over Crimea and the Sea of Azov, the ministry said.

In Russia's Donetsk People's Republic, seven civilians were killed and 11 others wounded when a Ukrainian drone stuck a passenger bus traveling from Crimea to Moscow.