President of Ukraine Petro Poroshenko coordinated with President of Estonia Kersti Kaljulaid the approaches to countering hybrid threats from Russia and steps to release Ukrainian political prisoners held by the Kremlin.
Russia's War Against Ukraine
Ukrinform: Ukraine, Estonia discuss steps to release Kremlin’s political prisoners
Activists attach a poster with a hashtag calling to Save Oleg Sentsov, during the rally in support of the Ukrainian filmmaker Oleg Sentsov next to the Russian embassy in Kyiv on Aug. 21, the 100th day of Sentsov's hunger strike.
