- The Avalon Project at Yale Law School Treaty of Westphlia; October 24, 1648 Peace Treaty between the Holy Roman Emperor and the King of France and their respective Allies. In the name of the most holy and individual Trinity: Be it known to all, and every one whom it may concern, or to whom in any manner it may belong, That for many Years past, Discords and Civil Divisions being stir'd up in the ...www.yale.edu/lawweb/avalon/westphal.htm