Centuries of inbreeding among European royals caused the deformity

The House of Habsburg produced various Austrian and Spanish kings and queens - and they occupied the throne of the the Holy Roman Empire from 1438-1740.

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Centuries of inbreeding among European royals responsible for famous facial deformities seen in historical paintings

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Centuries of inbreeding among European royals caused the deformity known as the 'Habsburg jaw

Centuries of inbreeding among European royals responsible for famous facial deformities seen in historical paintings

Inbreeding Among Royals: 14 Monarchs Who Experienced the Side Effects of Incest

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History and genetic diseases