In 1914, the publisher Ernest Leroux published in Paris Israël et l'humanité. The masterpiece of Elia Benamozegh represents the summa of his religious philosophy, shaped by the study of traditional Jewish texts, the Kabbalah, and the leading figures of European philosophy. Several fundamental concepts that find their full development in this work—such as the relationship between the Jewish priesthood and the Gentile laity, or the conviction that Judaism, acting as a link between Eastern and Western civilizations, has not yet exhausted its teachings for humanity—are nevertheless rooted in the biographical experiences of the Livornese rabbi. This paper intends to demonstrate how the events of the Risorgimento, particularly those that took place in Livorno in 1847 and 1848, contributed to the formulation of some of the core concepts of Benamozegh's philosophy. Only in light of these historical events one can fully understand his ideas and his proposal for an "alternative modernity" capable of guaranteeing the coexistence and cooperation of the nation-states emerging as the primary historical actors of that era. The rabbi of Livorno employs the binomial of spontaneity-reflection to explain the concept of the progressivity of religious Revelation. While Revelation initially allows man to conceive truth intuitively, it subsequently requires an analytical effort to deepen the revealed truth and deduce all its possible consequences. This paper intends to apply the very theoretical tool developed by Benamozegh to the analysis of his own theories, showing how, in his youth, he sensed those truths to which he sought to provide a solid doctrinal and scientific foundation throughout his life.