why did he do so?
To allow President Putin to make the significant constitutional changes suggested by Putin regarding shifting power away from the presidency
Dmitry Medvedev
Medvedev stated that he was resigning to allow President Putin to make the significant constitutional changes suggested by Putin regarding shifting power away from the presidency
what is yuri gagarin? A Soviet Air Forces pilot and cosmonaut who became the first human to journey into outer space when did he take this journey? 12 April 1961 has he received tributes? A number of buildings and locations have been named for him like  Yuri Gagarin Cosmonaut Training Center, Gagarin's Start and Gagarin Raion is there any statue of him? Yes. At Admiralty Arch in The Mall in London, NASA's original spaceflight headquarters on South Wayside Drive in Houston and in towns like Orenburg, Cheboksary and Irkutsk what is the purpose of the training center that you mentioned? To train cosmonauts for their space missions who administers it? Russian Federal Space Agency can you mention some of its infrastructure? IT contains infrastructure essential for the training of cosmonauts across a wide range of experiences, including simulating g-loads, mission specific/suit training, medical observation/testing and astronavigation what is the role of medvedev in this training center? He signed a presidential decree transferring the center from the Defence Ministry to the Russian Federal Space Agency what is his role in politics? He served as Deputy Chairman of the Security Council of Russia, President of Russia and Prime Minister to Vladimir Putin has he been a part of any campaign? Yes. Election campaign for December 2007 presidential elections did he ever resigned? Yes. On 15 January 2020
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Dmitry Medvedev [SEP] Resignation
Medvedev, along with his entire Cabinet resigned on 15 January 2020, after President Vladimir Putin delivered the Presidential Address to the Federal Assembly, in which he proposed several amendments to the constitution. Medvedev stated that he was resigning to allow President Putin to make the significant constitutional changes suggested by Putin regarding shifting power away from the presidency. Medvedev said that the constitutional changes would "significantly change Russia's balance of power". Putin accepted the resignation. However, on Putin's instructions, the Cabinet continued its work as a caretaker cabinet until the formation of a new government. It was announced that Dmitry Medvedev's Cabinet was the second cabinet that voluntarily resigned after Mikhail Fradkov's cabinet in 2007.