President of Ukraine by acting president Oleksandr Turchynov, who then also served as Chairman of the Ukrainian Parliament, on 21 February 2014. Oleksandr Turchynov was the only acting president in Ukraine's modern history. Unlike in the US, where the vice president immediately receives all powers of the presidency upon assumption of the presidential office, in Ukraine the powers of an acting president are severely limited. On 18 June 2015, Yanukovych was officially deprived of the title of president of Ukraine. The current president is Petro Poroshenko who took the oath of office on 7 June 2014. The Government of Ukraine utilizes a Semi-presidential
Oleksandr Bilash Andriyivna, was a solo singer at rural gatherings. After studying for a year in the Kiev music school for adults, Oleksandr traveled to the city of Zhytomyr where he entered the second year of the Viktor Kosenko Music School. In 1951, Bilash had successfully passed the entrance examinations for entry into the faculty of Composition of the Kiev State Conservatory (now The Tchaikovsky National Academy of Music). He studied composition with the outstanding Ukrainian composer and teaching professor Mykola Vilinsky. Oleksandr Bilash graduated from the Kiev State Conservatory in 1957. From 1956–1961 Bilash worked as an Instructor of music theory