Martin Luther was the impetus for the Reformation that would set the scene for religious wars for years to come. With his list of 95 Theses, Martin Luther argued against many Catholic practices of his day including indulgences. Study his excommunication from the Church and trial as a heretic by reading the following summary that includes a list of the 95 Theses, pictures, a timeline, Luther's letters and narratives, a question and answer section, and a bibliography for further research.