840s

Millennia:	1st millennium
Centuries:	8th century - 9th century - 10th century
Decades:	810s 820s 830s - 840s - 850s 860s 870s
Years:	840 841 842 843 844 845 846 847 848 849
Categories:	Births - Deaths - Architecture Establishments - Disestablishments

[edit] Events and Trends

After the death of Louis the Pious, his sons Charles the Bald, Louis the German and Lothair II of Lotharingia fight about the division of the empire until the treaty of Verdun (843).
Viking raid of Western Francia (France) (845).
Vikings conquer Frisia, the present Netherlands and the German North Sea coastline.
Beginning of Arab domination on Taranto, which lasts until 880.

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