The work of the Bosnian Franciscan missionaries represents a peculiar episode in the history of Catholic renewal in Central Europe. By studying these developments, we may become acquainted with the manner in which the various denominations and nationalities coexisted in the Carpathian basin. In the following, I shall examine the work of the Bosnian missionaries on the basis of documents preserved in the Rome archives of the Sacred Congregation for the Propagation of Faith (de Propaganda Fide), a body of cardinals founded by Pope Gregory XV in 1622 to direct Catholic missions throughout the world. Until recently most of the documents used in this study were unknown; they are soon to be …