The Charter Oath of 1868 was a significant document issued by Emperor Meiji of Japan, outlining the principles of the new government following the fall of the Tokugawa shogunate. This oath marked the beginning of Japan's modernization and the establishment of a constitutional government, reflecting a commitment to democratic ideals and public participation in governance. It served as a foundational step toward the transformation of Japan from a feudal society into a modern state, emphasizing values like public discourse and the pursuit of knowledge.