The Start of the Fourth Lateran

After years of being pope and asserting his will on the world, Innocent III decided to bring together all the church leaders and establish a new set of rules and policies for unifying the Church's stand on several different matters. To give everyone time to travel to Rome, he announced it in April 1213, to be formally opened on 11 November 1215. It met at the Lateran Palace, and was the fourth such meeting.The first day began with a Mass, then a plenary session at which Innocent led the song of Veni Creator Spiritus ("Come Holy Spirit"). He also delivered sermons on the need to reclaim the Holy land and the need to deal with heresy.Trouble erupted among the bishops because of political issues. Supporters of Simon de Montfort, 5th Earl of Leicester, and those of Raymond VI of Toulouse (whose lands had been granted to Simon by Philip Augustus of France, clashed over the recent hostility between the two nobles. Raymond and his son were there to argue for the return of his lands; Simon's…