Possible Clues:

• Collection of rules governing a Christian church
• Nail broken by unauthorised rules of the church
• Legislation of the Catholic Church
• Henry VIII suspended its teaching at Oxford and Cambridge in 1535
• Ecumenical decrees soon to be adopted by leaders of Canterbury, Lincoln and Westminster
• One taking grip soon introduced rules for church
• Won canal run organised by church authority
• Religious orders
• Prison supported by city with body of rules
• Charlie is going soon to American city to work with religious orders perhaps