993
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97Year 993 (CMXCIII) was a common year starting on Sunday of the Julian calendar.
Events
By place
Europe
- Spring – The 12-year-old King Otto III gives the Sword of Saints Cosmas and Damian (also known as the Sword of Essen) as a gift to the convent in Essen. It symbolises the martyrdom of Cosmas and Damian, the patron saints of the city.
- Charles, duke of Lower Lorraine, dies in prison in Orléans (see 991). He is succeeded by his son Otto II, who inherits the full dukedom and pledges his allegiance to Otto III.
Africa
- Egyptian military commander Isa ibn Nasturus ibn Surus appointed Vizier of Egypt.
By topic
Religion
- July 4 – Pope John XV issues a decree canonizing the late Bishop Ulrich of Augsburg, the first recorded canonization of a saint.
Astronomy
- An increase in 14
C concentration, recorded in tree rings, as well as 36
Cl and 10
Be isotopes, recorded in ice cores, suggests that a strong solar storm may have hit the Earth in either 993 or 994.
Births
- Majd al-Dawla, Buyid emir of Rayy (d. 1029)
- Samuel ibn Naghrillah, Spanish Talmudic scholar
- Sultan al-Dawla, Buyid emir of Fars (d. 1024)
Deaths
- March 13 – Odo I, German nobleman
- October 19 – Conrad I, king of Burgundy
- December 9 – Egbert, archbishop of Trier
- Arnulf (or Aernout), count of Friesland
- Borrell II, count of Barcelona and Urgell
- Charles, duke of Lower Lorraine (b. 953)
- David II, prince of Tao-Klarjeti (Georgia)
- Landenulf II, Lombard prince of Capua
- Maelcairearda, king of Uí Briúin (Ireland)
- Minamoto no Masanobu, Japanese nobleman (b. 920)
- William I, French nobleman (b. 950)
References
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- ^ Page Module:Citation/CS1/styles.css has no content.Mekhaldi, Florian; Muscheler, Raimund; Adolphi, Florian; Aldahan, Ala; Beer, Jürg; McConnell, Joseph R.; Possnert, Göran; Sigl, Michael; Svensson, Anders; Synal, Hans-Arno; Welten, Kees C. (October 26, 2015). "Multiradionuclide evidence for the solar origin of the cosmic-ray events of AD 774/5 and 993/4". Nature Communications. 6 (1): 8611. doi:10.1038/ncomms9611. ISSN 2041-1723. PMC 4639793. PMID 26497389.
- ^ Ancient solar storm pinpoints Viking settlement in Americas exactly 1,000 years ago (National Geographic)
- ^ Page Module:Citation/CS1/styles.css has no content.Kuitems, Margot; Wallace, Birgitta L.; Lindsay, Charles; Scifo, Andrea; Doeve, Petra; Jenkins, Kevin; Lindauer, Susanne; Erdil, Pınar; Ledger, Paul M.; Forbes, Véronique; Vermeeren, Caroline; Friedrich, Ronny; Dee, Michael W. (January 20, 2022). "Evidence for European presence in the Americas in ad 1021". Nature. 601 (7893): 388–391. doi:10.1038/s41586-021-03972-8. ISSN 0028-0836. PMC 8770119. PMID 34671168. Retrieved February 27, 2026.
