EntityQ89212· pop 7· linked from 6 articlesLeonhard EnnenSign in to saveGerman historian (1820-1880)ConnectionstheologyEntityProtestant ReformationEntityGermanyCountryGermanEntityphilosophyEntityCologneEntityInternational Standard Book NumberEntityThirty Years' WarEntityhistorianEntityInternet ArchiveEntityWar of the Spanish SuccessionEntityEifelEntityUniversity of BonnEntityKönigswinterEntityvicarEntityEuskirchenEntitySchleidenEntityUniversity of MünsterEntityElectorate of CologneEntityarchivistEntityCategories1820 births1880 deaths19th-century archivists19th-century German historians19th-century German male writers19th-century German writersGerman archivistsGerman male non-fiction writersPeople from Euskirchen (district)