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In page 1923:

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  • March 9 – Vladimir Lenin suffers his third stroke, which renders him bedridden and unable to speak; consequently he retires from his position as Chairman of the Soviet government.
  • March 17 – Dobrolyot is formed as the first Soviet civil aviation service; it will become part of flag carrier Aeroflot.[citation needed]
  • March 23 – The Posey War, the last conflict between American Indians and settlers concludes, ending the American Indian Wars.