By 1530, over 10,000 publications are known, with a total of ten million copies. The Reformation was thus a media revolution. Luther strengthened his attacks on Rome by depicting a "good" against "bad" church. From there, it became clear that print could be used for propaganda in the Reformation for particular agendas. Reform writers used pre-Reformation styles, clichés, and stereotypes and changed items as needed for their own purposes. Especially effective were writings in German, including Luther's translation of the Bible, his Small Catechism for parents teaching their children, and his Larger Catechism, for pastors.
Using the German vernacular they expressed the Apostles' Creed in simpler, more personal, Trinitarian language. Illustrations in the German Bible and in many tracts popularised Luther's ideas. Lucas Cranach the Elder (1472–1553), the great painter patronised by the electors of Wittenberg, was a close friend of Luther, and illustrated Luther's theology for a popular audience. He dramatised Luther's views on the relationship between the Old and New Testaments, while remaining mindful of Luther's careful distinctions about proper and improper uses of visual imagery.
All of Scandinavia ultimately adopted Lutheranism over the course of the 16th century, as the monarchs of Denmark (who also ruled Norway and Iceland) and Sweden (who also ruled Finland) converted to that faith.
In Sweden, the Reformation was spearheaded by Gustav Vasa, elected king in 1523. Friction with the pope over the latter's interference in Swedish ecclesiastical affairs led to the discontinuance of any official connection between Sweden and