The Duke of Zhou was a member of the Zhou Dynasty who played a major role in consolidating the kingdom established by his elder brother King Wu. He was renowned in Chinese history for acting as a capable and loyal regent for his young nephew King Cheng and successfully suppressed a number of rebellions, placating the Shang nobility with titles and positions. He is also a Chinese culture hero credited with writing the I Ching and the Book of Poetry, establishing the Rites of Zhou, and creating the yayue of Chinese classical music.