845 (original) (raw)
Centuries: 8th century - 9th century - 10th century
Decades: 790s 800s 810s 820s 830s - 840s - 850s 860s 870s 880s 890s
Years: 840 841 842 843 844 - 845 - 846 847 848 849 850
| Table of contents |
|---|
| 1 Events 2 Births 3 Deaths |
Events
- March 28 - Paris is sacked by Viking raiders, probably under Ragnar Lodbrok, who collect a huge ransom in exchange for leaving.
- Vikings also sack Hamburg and Melun.
Births
Deaths
- Michael I, Byzantine Emperor (811-814)
- al-Khwarizmi, mathematician (approximate date)\n