Legal & Regulatory, News Versailles centennial strikes modern nerve A century ago, a treaty signing on the outskirts of Paris helped end World War I but raised questions about the reliability of American leadership. By Arete News - May 24, 2019 The treaty signing on June 28, 1919 in the Palace of Versailles' Hall of Mirrors (AN/Public Domain) You need to login to view this content. Please Login. Not a Member? Join Us