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May 26, 1954
Letter by S. P. Korolev with Enclosed Report by Tikhonravov, 'On the Possibility of the Development of an Artificial Earth Satellite'
Report on simple satellite proposed by Tikhonravov, addressed to Council of Ministers
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May 26, 1954
M. K. Tikhonravov, 'Memorandum on an Artificial Earth Satellite'
On the possibility of launching the “simplest satellite” along with future considerations of launching humans into space
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August 05, 1955
Note of M. V. Khrunichev, V. M. Riabikov, and S. P. Korolev to N. S. Khrushchev and N. A. Bulganin On Work to Create an Artificial Earth Satellite
Requesting permission to launch a satellite during the International Geophysical Year
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August 08, 1955
CPSU Central Committee Presidium Decree, 'On the Creation of an Artificial Satellite of the Earth'
Presidium (Politburo) decree approving the launch of a satellite during the International Geophysical Year
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January 30, 1956
USSR Council of Ministers Decree, 'On the Creation of ‘Object D'
Council of Ministers decree officially approving the launch of a satellite during the International Geophysical Year
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January 05, 1957
Proposal On the First Launches of Artificial Earth Satellites Before the Start of the International Geophysical Year
Suggesting launch of a smaller and simpler satellite before the beginning of the International Geophysical Year
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February 15, 1957
CPSU Central Committee Presidium Decree, 'On Measures Connected with Carrying out the International Geophysical Year'
Presidium (Politburo) decree approving request to launch a simpler satellite at the beginning of the International Geophysical Yea
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September 24, 1957
Note of V. M. Riabikov, K. N. Rudnev, and Others to the CPSU Central Committee About the Work to Launch Artificial Earth Satellites
On preparations to launch first Soviet satellite
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September 26, 1957
Decree of the CPSU Central Committee Presidium, 'On the Launch of an Artificial Satellite of the Earth'
Presidium (Politburo) decree approving launch of satellite
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September 26, 1957
Council of Ministers Decree, 'On the Launch of an Artificial Satellite of the Earth'
Approving the launch of the first Soviet satellite.
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October 05, 1957
Pravda Newspaper Article, 'Announcement of the First Satellite'
Announcement of the launch of the first artificial "sputnik" satellite by the Soviet Union.
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September 16, 1958
Letter, Sergei Korolev to Comrade K.N. Rudnev
Proposal from Sergei Korolev submitted to the State Committee for Defense Technology to develop a spy satellite with a cosmonaut on board.
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May 22, 1959
Decree of the CPSU Central Committee and USSR Council of Ministers on Vostok
Decree of the Central Committee and Council of Ministers officially titled “On the Object Vostok,” approving the development of the Vostok reconnaissance satellite.
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November 10, 1960
Report from D. Ustinov et al on Preparations for Two Test Flights of the Vostok-A Prototype
Report from industrial leaders, scientists, and designers to the Central Committee on preparations for two test flights of the Vostok-A prototype before human space mission on Vostok-3A variant
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March 24, 1961
Report from D. Ustinov et al to the CPSU CC on Preparations to Launch the Vostok-3A
Report to Central Committee from industrial leaders, military leaders, scientists, and designers on preparations to launch a final automated test flight before actual piloted spaceflight.
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April 03, 1961
Excerpt from Ninutes Nº 322 of the CC Presidium of April 3, 1961, 'On the Launch of the Satellite-ship'
Final Presidium (or Politburo) decree, entitled “On the Launch of a Space Satellite-Ship,” approving the launch of a spaceship with a human on board.
