A new DNA study has debunked long-standing claims about Hitler’s alleged “Jewish ancestry.”

Decades of debate surrounding assertions that Adolf Hitler may have had Jewish roots have now been conclusively resolved. An international team of scientists has released the results of a genetic analysis conducted on a blood sample collected from the sofa in the Berlin bunker where Hitler took his own life in 1945.

Experts confirmed the authenticity of the sample by comparing it to the DNA of a living male-line relative of the dictator. The analysis showed a complete absence of any Jewish ancestry, definitively disproving one of the most persistent myths about Hitler’s biography.

In addition, researchers identified a set of genetic traits associated with Kallmann syndrome — a rare hereditary condition that can lead to delayed puberty and hormonal disorders. The genome also contained variations linked to an increased likelihood of certain psychiatric disorders. Scientists emphasize that the presence of such genes does not mean a person necessarily has these conditions, and certainly does not explain Hitler’s ideology or actions.

According to the authors of the study, the findings bring greater clarity to Hitler’s biography and eliminate speculations that have fueled public debate for decades. They also stress that genetic factors cannot serve as an explanation or justification for the crimes of the Nazi regime.