Complex sentence: From 1530, von Cronberg dedicated himself to save the Catholic character of the Order, however he was unsuccessful in further secularization of the Teutonic Order in the Reich and breaking the oath by the knights.
Split into simpler sentences: From 1530, von Cronberg dedicated himself to save the Catholic character of the Order. He was unsuccessful however in further secularization of the Teutonic Order in the Reich and breaking the oath by the knights.