President of Ukraine Petro Poroshenko and President of the European Council Donald Tusk have congratulated filmmaker Oleg Sentsov on his birthday and called on Russia to immediately release all Ukrainian political prisoners.
UkrInform: Poroshenko, Tusk congratulate Sentsov on his birthday
Ukrainian film director Oleg Sentsov is seen inside of the defendant's cage in a military courtroom during the second hearing in the southwestern city of Rostov-on-Don on July 27, 2015.
