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Magic for Peace, or M.F.P, is a small organization of wizards and witches devoted to promoting equality and sympathy for Muggles and Muggle-borns.  

On November 2nd, 1976, the organization was attacked during a conference at Peverall Hall.  All members were who were present at the conference were killed, including Adam McKinnon 's older sister Sarah and Sam Dearborn.  87 people were confirmed dead.