Collection of facts about the Albigensian Crusade

This post is a collection of facts about the Albigensian Crusade (1209-1229). There are 10 facts listed below. Source: Wikipedia

• Campaign against Catharism in southern France (Languedoc)
• Initated by Pope Innocent III
• Catharism emerged within Bogomil churches
• Cathars were anti-materialist and rejected the physical
• Cathars accused of Gnostic beliefs and conflicting with Catholicism
• Cathars became known as Albigensians because of association with city of Albi
• Pierre de Castelnau assassinated in 1208 prompting the crusade
• Cathar movement crushed during the crusade and went underground in 1244
• Led to County of Toulouse realigning with the Kingdom of France
• Deaths: at least 200,000 Cathars