<p>True Christianity is one of the first and most important works displaying the protestant view on Christianity. In the 18-the century, it was one of the most-read religious books in Europe and America, where it was brought with pilgrims. In the preface to this book, it is stated that Arndt "is waging war on two fronts: on one front, against the noticeable decay of a self-conscious Christian society held in suspense... and on the other front, ag...