844

Years: 840 841 842 843 - 844 - 845 846 847 848

Decades: 810s 820s 830s - 840s - 850s 860s 870s

Centuries: 8th century - 9th century - 10th century

Events

• Succession of Pope Sergius II (844 - 847).
• Rhodri Mawr ('the Great') becomes king of Gwynedd.
• June 15: Louis II is crowned emperor.
• Dorestad is raided by Vikings.

Births

Deaths

• January 25 - Pope Gregory IV
• Merfyn Frych , king of Gwynedd