|Ab urbe condita||1644|
|Balinese saka calendar||812–813|
|Chinese calendar||庚戌年 (Metal Dog)|
3587 or 3527
— to —
辛亥年 (Metal Pig)
3588 or 3528
|- Vikram Samvat||947–948|
|- Shaka Samvat||812–813|
|- Kali Yuga||3991–3992|
|Japanese calendar||Kanpyō 3|
|Minguo calendar||1021 before ROC|
|Seleucid era||1202/1203 AG|
|Thai solar calendar||1433–1434|
1017 or 636 or −136
— to —
1018 or 637 or −135
- February 21 – Guy III, duke of Spoleto, is crowned Holy Roman Emperor by Pope Stephen V. His son Lambert is proclaimed king of Italy, at the capital of Pavia in Lombardy.
- Summer – Orso, Lombard prince of Benevento, is deposed after the capture of Benevento by the Byzantines. Benevento becomes the capital of the thema of Longobardia.
- Battle of Leuven: Viking raiders on the Dyle River (near Leuven), in modern-day Flanders, suffer a crushing defeat by Frankish forces under King Arnulf of Carinthia.
Emirate of CórdobaEdit
- Muslim forces led by Abdullah ibn Muhammad al-Umawi, Umayyad emir of Córdoba, defeat the rebel leader Umar ibn Hafsun at Poley, in Al-Andalus (modern Spain).
Arabian Empire (Caliphate)Edit
- June 2 – Al-Muwaffaq, an Abbasid prince and Commander-in-chief, dies at the capital of Baghdad. His son Al-Mu'tadid is recognized as regent, and second heir of the Abbasid Caliphate.
- February 25 – Fujiwara no Mototsune, a Japanese statesman, dies. In his lifetime, he had forced the resignation of Emperor Yōzei and become head of the Fujiwara clan.
- February 25 – Fujiwara no Mototsune, Japanese regent (b. 836)
- June 2 – Al-Muwaffaq, Abbasid prince and regent (b. 842)
- June 25 – Sunderolt, archbishop of Mainz
- September 14 – Stephen V, pope of the Catholic Church
- October 23 – Yazaman al-Khadim, Abbasid emir
- Bernard, illegitimate son of Charles the Fat (or 892)
- Chen Yan, Chinese warlord and governor
- Enchin, Japanese Buddhist monk (b. 814)
- Gu Yanlang, Chinese warlord and governor
- Isma'il ibn Bulbul, Abbasid official and vizier
- Mutimir of Serbia, ruler of Principality of Serbia
- Wang Hui, chancellor of the Tang Dynasty
- Mann III, p. 377.
- Kreutz 1996, pp. 63–66.
- Kreutz, Barbara M. (1996). Before the Normans: Southern Italy in the Ninth and Tenth Centuries. Philadelphia: University of Pennsylvania Press. ISBN 0-8122-1587-7.