The CIUP was established after World War I by André Honnorat, rector at the Sorbonne, in cooperation with Émile Deutsch de la Meurthe, in order to create a meeting place for students, researchers and intellectuals from around the world in a spirit of peace, unity and friendly cooperation.
Following World War I, André Honnorat, rector of the Sorbonne, partnered with Émile Deutsch de la Meurthe to establish the CIUP, a meeting point for students, researchers, and intellectuals from various nations, aiming to foster peace, unity, and collaborative spirit.