The Weasley Family's REALLY Messed Up Past - Harry Potter Theory
The Sacred Twenty-Eight is a "Pure-Blood Directory" published in the first half of the twentieth century that outlines the wizarding world's most pure-blooded magical families – which is to say, the witches and wizards whose ancestors had not "muddied" their blood lines with Muggle integration.
Within the wizarding society, blood purity has been a longstanding source of division and prejudice, and the assertion that some wizarding families were more "pure" than others (because their bloodline remained purely magical) is not received well by most in Wizarding Society.
Regardless of this…
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