The 840 reference article from the English Wikipedia on 24-Apr-2004
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840

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

Decades: 790s 800s 810s 820s 830s - 840s - 850s 860s 870s 880s 890s

Years: 835 836 837 838 839 - 840 - 841 842 843 844 845


Events Births Deaths