Martin Luther was an Augustinian monk and father of the Protestant Reformation. (AUDIO: The Diet of Worms [+]Matthew Sweet, Bernice Summerfield: Single Releases (Big Finish Productions, 2008).)
Luther was put on trial in 16th century Germany. It was there that he encountered the First Doctor and Susan Foreman. (PROSE: The Price of Conviction [+]Error: Code 2 - no data stored in variables, cache or SMW.)