991
Lua error in package.lua at line 80: module 'Module:Ancient Olympiads' not found.
| Millennium: | 1st millennium |
|---|---|
| Centuries: | 9th century – 10th century – 11th century |
| Decades: | 960s 970s 980s – 990s – 1000s 1010s 1020s |
| Years: | 988 989 990 – 991 – 992 993 994 |
| 991 by topic |
|---|
| Arts, history, and science |
| Countries |
|
|
| Lists of leaders |
| Birth and death categories |
| Establishments and disestablishments categories |
| Works category |
| Wikimedia Commons has media related to Lua error in Module:Commons_link at line 62: attempt to index field 'wikibase' (a nil value).. |
991 (CMXCI) was a common year starting on Thursday of the Julian calendar, the 991st year of the Common Era (CE) and Anno Domini (AD) designations, the 991st year of the 1st millennium, the 91st year of the 10th century, and the 2nd year of the 990s decade. As of the start of 991, the Gregorian calendar was 5 days ahead of the Julian calendar, which was the dominant calendar of the time.
Events
By place
Europe
- Battle of Maldon: The Anglo-Saxons are beaten by Viking invaders led by Olaf Tryggvason, later Olaf I of Norway.
- Sweyn I of Denmark gets his throne back.
Births
Deaths
- Theophanu, empress, mother of Otto III (b. 956)
- Emperor En'yū, emperor of Japan (b. 959)