Complex sentence: The Crypto-Calvinist Controversy was the largest of the controversies of the second generation of the Lutheran Reformation, and being far more fundamental to Lutheran Church, also other Lutherans outside of Flacian party took Gnesio-Lutheran position against Philippism and Crypto-Calvinism.
Split into simpler sentences: The Crypto-Calvinistic Controversy was the largest of the controversies of the second generation of the Lutheran Reformation. Since it was far more fundamental to Lutheran Church, also other Lutherans outside of the Flacian party took the Gnesio-Lutheran position against Philippism and Crypto-Calvinism.