The Dean of Westminster , John Hall , presided Control at the service ; the Archbishop of Canterbury , Rowan Williams , conducted Action the marriage Forming_relationships ; Richard Chartres , the Bishop of London , preached Statement the sermon ; and a reading was given Giving by the bride 's brother , James .

However , Cotton invited Request Wheelwright to speak Expressing_publicly at the Boston church during services Rite that day , and his sermon created Creating a furor which deepened Cause_change_of_position_on_a_scale the growing Expansion division .