1923

March 1
- The USS Connecticut is decommissioned.
- Eskom, the largest electricity producer in Africa, is established in South Africa.
- Greece adopts the Gregorian calendar.
March 3 – Cover date of the first issue of Time Magazine. Retired U.S. Speaker of the House Joseph G. Cannon appears on the first cover.
March 6 – The Egyptian Feminist Union (Arabic: الاتحاد النسائي المصري), the first nationwide feminist movement in Egypt, is founded at the home of activist Huda Sha'arawi.^[3]^[4]^[5]
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 14 – Pete Parker calls the play-by-play of the first ice hockey game ever broadcast on the radio in its entirety, between the Regina Capitals and the Edmonton Eskimos of the Western Canada Hockey League.^[6]
March 17 – A flag carrier of Russia and former Soviet Union, Aeroflot was founded.