The American Historical Review · 1955 · 140 citations · 0 references
HumanitiesMedieval StudiesPolitical ScienceMedieval HistoryChurch-state RelationsMedieval Church HistoryMedieval EuropeMedieval Political HistoryMedieval Political InstitutionsMiddle AgesClerical PoliticsEcclesiastical PoliticsMedieval Political ThoughtMedieval PoliticsPapal LeadershipPapal LegislationPapal Reform MovementPapal States