Title: Yakov Sverdlov
Content:  Yakov Mikhailovich Sverdlov (Яков Михайлович Свердлов; 3 June 1885 – 16 March 1919) was a Bolshevik Party administrator and chairman of the All-Russian Central Executive Committee from 1917 to 1919. He is sometimes regarded as the first head of state of the Soviet Union although it was not established until 1922, three years after his death. Born in Nizhny Novgorod to a Jewish family active in revolutionary politics, Sverdlov joined the Russian Social Democratic Labour Party in 1902 and supported Vladimir Lenin's Bolshevik faction during an ideological split. He was active in the Urals during the failed Revolution of 1905, and in the next decade, he was subjected to constant imprisonment and exile. After the 1917 February 
Title: President of the Soviet Union
Content:  The President of the Union of Soviet Socialist Republics, also known as the President of the Soviet Union (Президент Советского Союза, Prezident Sovetskogo Soyuza) or the President of the USSR , was the head of state of the Union of Soviet Socialist Republics from 15 March 1990 to 25 December 1991. Mikhail Gorbachev was the only person to occupy this office. Gorbachev was also General Secretary of the Communist Party of the Soviet Union between March 1985 and August 1991. He derived an increasingly greater share of his power from his position as president until he finally resigned as General Secretary after the 1991 coup d'état attempt.
Title: 1953 in the Soviet Union
Content: First Secretary of the Communist Party of the Soviet Union – Nikita Khrushchev (starting 14 September) ; Chairman of the Presidium of the Supreme Soviet of the Soviet Union – Nikolay Shvernik (until 19 March), Kliment Voroshilov (starting 19 March) ; Chairman of the Council of Ministers of the Soviet Union – Joseph Stalin (until 6 March), Georgy Malenkov (starting 6 March) 
Title: 1955 in the Soviet Union
Content: First Secretary of the Communist Party of the Soviet Union – Nikita Khrushchev ; Chairman of the Presidium of the Supreme Soviet of the Soviet Union – Kliment Voroshilov ; Chairman of the Council of Ministers of the Soviet Union – Georgy Malenkov (until 8 February), Nikolai Bulganin (starting 8 February) 
Title: Vladimir Lenin
Content:  Vladimir Ilyich Ulyanov ( 1870 – 21 January 1924), better known by his alias Lenin, was a Russian revolutionary, politician, and political theorist. He served as the first and founding head of government of Soviet Russia from 1917 to 1924 and of the Soviet Union from 1922 to 1924. Under his administration, Russia, and later the Soviet Union, became a one-party socialist state governed by the Soviet Communist Party. A Marxist, he developed a variant of communist ideology known as Leninism. Born to a moderately prosperous middle-class family in Simbirsk, Lenin embraced revolutionary socialist politics following his brother's 1887 execution. Expelled from Kazan Imperial University for participating 
Title: List of leaders of the Soviet Union
Content:  influential party figures: Grigory Zinoviev, Joseph Stalin and Lev Kamenev. Stalin continued to increase his influence in the party, and by the end of the 1920s he became the sole dictator of the USSR, defeating all his political opponents. The post of general secretary of the party, which was held by Stalin, became the most important post in the Soviet hierarchy. Stalin's early policies pushed for rapid industrialisation, nationalisation of private industry and the collectivisation of private plots created under Lenin's New Economic Policy. As leader of the Politburo, Stalin consolidated near-absolute power by 1938 after the Great Purge, a series of campaigns of political murder, repression and persecution. Nazi 
Title: History of the Soviet Union (1964–1982)
Content:  Mikhail Gorbachev took office in 1985. Nikita Khrushchev was ousted as First Secretary of the Central Committee of the Communist Party of the Soviet Union (CPSU) (as well as Chairman of the Council of Ministers) on 14 October 1964, due to his failed reforms and disregard for Party and Government institutions. Brezhnev replaced Khrushchev as First Secretary and Alexei Kosygin replaced him as Chairman of the Council of Ministers. Anastas Mikoyan, and later Nikolai Podgorny, became Chairmen of the Presidium of the Supreme Soviet. Together with Andrei Kirilenko as organizational secretary, and Mikhail Suslov as Chief Ideologue, they made up a reinvigorated 
Title: History of the Soviet Union (1964–1982)
Content:  After a prolonged power struggle, Khrushchev was finally ousted from his post as First Secretary in October 1964, charged with the failure of his reforms, his obsessive re-organizations of the Party and Government apparatus, his disregard for Party and Government institutions, and his one-man domineering leadership style. The Presidium (Politburo), the Central Committee and other important Party–Government bodies had grown tired of Khrushchev's repeated violations of established Party principles. The Soviet leadership also believed that his individualistic leadership style ran contrary to the ideal collective leadership. Leonid Brezhnev and Alexei Kosygin succeeded Khrushchev in his posts as First Secretary and Premier respectively, and Mikhail Suslov, Andrei Kirilenko, and Anastas 
Title: List of heads of state of the Soviet Union
Content:  Of the eleven individuals appointed head of state, three died in office of natural causes (Leonid Brezhnev, Yuri Andropov and Konstantin Chernenko), one held the position in a temporary role (Vasili Kuznetsov), and four held posts of party leader and head of state simultaneously (Brezhnev, Andropov, Chernenko and Mikhail Gorbachev). The first head of state was Mikhail Kalinin, who was inaugurated in 1922 after the Treaty on the Creation of the USSR. At over twenty years, Kalinin spent the longest time in office; he died shortly after his resignation in 1946. Andropov spent the shortest time in office.
Title: First Secretary of the Communist Party of Ukraine
Content: Nikolay Popov (3 June 1937 – 3 July 1937) ; Demian Korotchenko (22 July 1939 – 9 July 1946) ; Konstantin Litvin (10 July 1946 – 28 January 1949) 

Question: who was the first dictator of the soviet union?
Answer: Joseph Stalin.