The document summarizes the major philosophical foundations behind the Meiji Restoration in Japan and the American Revolutions, including influences from European political thought such as the Magna Carta and Enlightenment ideas. It also discusses the key debates during the American Constitutional Convention regarding the structure of the new government and the role of slavery. For Japan, it outlines the Iwakura Mission to study Western systems and balance them with Japanese values, as well as different views among Japanese political thinkers on military expansion versus cautious growth.