In the aftermath of the Diet of Naumberg in February 1561, Martin Chemnitz and other faithful Lutheran theologians sought to reconcile the divisions among adherents of the Augsburg Confession which had developed following the Smalcald War and Emperor Charles V's imposition of his Augsburg Interim. In this slender volume, On the Controversies, Chemnitz addressed several of the central points of contention, rebuking error and encouraging the...