The attack on President Vladimir Putin’s hometown, which hosts the showcase annual economic forum set to begin Wednesday, was the latest signal from Kyiv that it can strike deep inside enemy territory and embarrass the Kremlin.

Ukrainian drones struck an oil terminal in St. Petersburg and set it ablaze, Ukrainian President Volodymyr Zelenskyy said, as the city hosted an annual economic forum promoted by…

Ukraine launched a mass drone attack against several Russian regions early on Wednesday and struck an oil terminal in St. Petersburg, coinciding with the opening of the country's…