March 21
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March 21 is the 80th day of the year (81st in leap years) in the Gregorian calendar; 285 days remain until the end of the year.
- 2011 CE - Demise of Muhammad Sadiqi Tihrani (Rabi' II 15, 1432)
- 1921 CE - Birth of Husayn Wahid Khurasani in Nishapur, (Rajab 11, 1339)