DNA analysis uncovers diseases that doomed Napoleon's army

TL;DR
Scientists analyzed ancient DNA from soldiers of Napoleon's 1812 Russian campaign and found traces of pathogens causing paratyphoid fever and relapsing fever, suggesting infectious diseases significantly contributed to the disastrous retreat and defeat.
- Ancient DNA reveals the deadly diseases behind Napoleon’s defeat Science Daily
- Dead soldiers’ teeth reveal diseases that doomed Napoleon’s army The Washington Post
- DNA Identifies 2 Bacterial Killers That Stalked Napoleon’s Army The New York Times
- DNA reveals hidden killer of Napoleon's troops in Russia DW
- What killed Napoleon's army? Scientists find clues in DNA from fallen soldiers' teeth : Shots - Health News NPR
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