and their collective psyche. At the start of the text, Le Bon introduces the profound transformations brought about by the ongoing conflict, noting that the destruction extends beyond physical realms to moral and psychological realms. He suggests that the war has dismantled old certainties and ideologies, forcing individuals to grapple with new realities that challenge previously-held beliefs. The opening serves as a foundation for his exploration of various psychological forces—biological, affective, mystical, and collective—that drive human behavior and shape historical events, setting the stage for subsequent discussions on the psychology of nations and individuals. (This is an automatically generated summary.)