蜀, also known as Shu, was an ancient state during the Three Kingdoms period in China. It was located in the southwestern region, primarily in what is now Sichuan province. The state was known for its rich culture, agriculture, and strategic importance due to its mountainous terrain. The most famous ruler of 蜀 was 刘备 (Liu Bei), who established the state after the fall of the Han dynasty. 蜀 is also notable for its military leader 诸葛亮 (Zhuge Liang), who is celebrated for his intelligence and strategies. The state played a significant role in the historical narratives of the Three Kingdoms.