EntityQ3182412· pop 6· linked from 39 articlesJohn SadlerSign in to saveBritish historianConnectionsUnited KingdomCountryMiddle AgesEntityInternational Standard Book NumberEntityhistorianEntityAnglo-Scottish borderEntityCategoriesBLP articles lacking sources from February 2010British historiansBritish medievalistsBritish military historiansLiving peoplePlace of birth missing (living people)Year of birth missing (living people)