page_title: 940
hierarchical_section_title: 940
caption_attribution_description: English: West Slavs 9th–10th centuries
context_page_description: Year 940 was a leap year starting on Wednesday of the Julian calendar.
context_section_description: Year 940 (CMXL) was a leap year starting on Wednesday (link will display the full calendar) of the Julian calendar.
caption: West Slavs during the 9th–10th centuries.
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