Japan's Constitution: The Birth of a Peace-Loving Nation

70 years ago, as it began to rebuild from World War II, Japan enacted a new Constitution. Since that time, not a single word has been changed, including the principles of peace set out in Article 9. How did this commitment to peace take root? Using previously classified documents, NHK reveals the roles played by Emperor Hirohito and Japanese lawmakers in putting Japan on the path of peace that lay the foundation for the postwar Constitution.