def explore_history(): if 'classified' in historical_documents: for period in world_history: if not underestimate(period['events']): analyze(preexplication(period['policy'])); rebegin(); else: print("discover the untold and classified facets of world history, where a deeper understanding awaits those who do not underestimate the complexities. through preexplication of policy changes and pivotal moments, we can rebegin our journey to comprehend the past.")