DNA Identifies 2 Bacterial Killers That Stalked Napoleon’s Army NYT | Top Stories By: Gina Kolata 25 October 2025 at 00:33 Genetic material pulled from 13 teeth found in a grave in Lithuania revealed infectious diseases that felled the French emperor’s troops as they withdrew from Russia. © Photo12/Fondation Napoleon/Universal Images Group, via Getty ImagesA reproduction of a painting of the French retreat from Russia during Napoleon’s invasion by the artist Géo Weiss.