Plague+of+Justinian

The plague lasted from 541 to 543 CE. It is estimated 25 million people died in the initial outbreak (13% of the world's population)

 * The Death Toll of Justinian's Plague and its Effects on the Byzantine Empire**


 * Two of History's Deadliest Plagues were Linked, with Implications for Another Outbreak, National Geographic**


 * Ancient Plague's DNA Revealed from a 1500-Year-Old Tooth, NPR**


 * Yersinia Pestis and the Plague of Justinian, National Center for Biotechnology Information**
 * Y pestis lineages that caused the Plague of Justinian and the Black Death 800 years later were independent emergences from rodents into human beings