{"version":"1.0","type":"card","id":"b983b668-234a-4549-8072-a1bf499dc7d3","url":"https://stacklist.com/card/b983b668-234a-4549-8072-a1bf499dc7d3","title":"The Titles of British Nobility, Explained - History Facts","source_url":"https://historyfacts.com/world-history/article/british-nobility-titles-ranks-explained/","note":"The British nobility is divided into tiers or ranks, known as the peerage. The roots of this hierarchical system date back around a thousand years; it began to gain a defined structure after William I conquered England in 1066.","image":{"url":"https://ucarecdn.com/c7e9e95a-92b6-4ee7-9331-37ec2724d439/","alt":"The Titles of British Nobility, Explained - History Facts","width":1800,"height":1200},"stack":{"id":"71e3f719-b3fd-45b4-a840-be341f15f861","title":"Royal Titles Explained: Duke, Count, Baron","url":"https://stacklist.com/c/education/stack/71e3f719-b3fd-45b4-a840-be341f15f861"},"created_at":"2026-07-09T08:48:44.137Z","updated_at":null,"aco":{"summary":"British nobility is organized into a five-tier peerage system—baron, viscount, earl, marquess, and duke—with roots dating back to William I's conquest of England in 1066. The article explains each rank's origins, historical development, and modern prevalence, noting that seniority within each tier is determined by the age of the title and that fewer than 90 peerages can be inherited by female heirs.","tags":["british-nobility","peerage","aristocracy","titles","british-history","monarchy","hierarchy"],"key_entities":[{"name":"British Peerage System","type":"concept","confidence":0.98},{"name":"William I","type":"person","confidence":0.92},{"name":"Richard II","type":"person","confidence":0.88},{"name":"Henry VI","type":"person","confidence":0.87},{"name":"John Beauchamp de Holt","type":"person","confidence":0.85},{"name":"John Lord Beaumont","type":"person","confidence":0.84},{"name":"United Kingdom","type":"location","confidence":0.97},{"name":"England","type":"location","confidence":0.95},{"name":"Scotland","type":"location","confidence":0.82},{"name":"Tony Dunnell","type":"person","confidence":0.9},{"name":"Letters Patent","type":"concept","confidence":0.8},{"name":"Norman Conquest of 1066","type":"event","confidence":0.9}],"classification":"reference","language":"en","confidence":0.85,"provenance":{"model":"claude-opus-4-6","tool":"@stacklist/mcp-server@2.0.0","confidence":0.85,"timestamp":"2026-07-09T08:48:53.447Z"},"token_counts":{"approximate":1715,"cl100k":1518},"content_hash":"sha256:637800bd013261f256b4151e9a99f46fe9bff6e2ebf704e5aa77c5a73eb7e138","acp_version":"0.2","body_available":true,"body_tokens":1715,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/b983b668-234a-4549-8072-a1bf499dc7d3.json","html":"https://stacklist.com/card/b983b668-234a-4549-8072-a1bf499dc7d3","md":"/api/public/card/b983b668-234a-4549-8072-a1bf499dc7d3.md","stack_json":"/api/public/stack/71e3f719-b3fd-45b4-a840-be341f15f861.json"}}