James Pounder Whitney, The Cambridge Modern History, Volume 2… (1904)
“ The Zwinglians thought that free preaching extended to the Five Cantons as well as to the Common Lands; and on the other hand the Five Cantons naturally held themselves free to act as they pleased in their own territory. Thus the peace which placed Zurich at the height of her power contained in itself the seeds of future war. As a politician, if not as a theologian, Zwingli was justified in his preference for force. ”
