First plague pandemic (jan 1, 551 – jan 1, 767)
Description:
The plague of Justinian or Justinianic plague (541–549 AD) was the first recorded major outbreak of the first plague pandemic: the first Old World pandemic of plague, the contagious disease caused by the bacterium Yersinia pestis. The disease afflicted the entire Mediterranean Basin, Europe, and the Near East, severely affecting the Sasanian Empire and the Byzantine Empire and especially Constantinople.
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