In "Harry Potter and the Deathly Hallows", Arthur is part of the group that moves Harry from Privet Drive for the last time, accompanied by his son Fred who acted as one of the seven Potters. Arthur continues to work in the Ministry but all his movements are tracked. When it is discovered that Ron is travelling with Harry and not sick at home, the Weasleys are forced to hide. Arthur reappears in the Battle of Hogwarts, in which he loses his son Fred, and is joined by Percy Weasley in defeating Pius Thicknesse.