840s

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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

[edit] Significant people