YANK'TON. The county-seat of Yankton County. S. D., 61 miles northwest of Sioux City, Iowa. on the Missouri River, and on the Chicago, Milwaukee and Saint Paul, the Chicago and Northwestern, and the Great Northern railroads (Slap: South Dakota, H 7). It is the seat of Yankton College (Congregational). opened in 1582, and of the South Dakota Hospital for the Insane. The city derives considerable commercial importance from its situation in an extensive farming and stock-raising section. and is known for its large cement works and flouring mills. There are also grain elevators, brick yards, and breweries. Under the revised charter of 1885, the government is vested in a mayor, chosen an nually. and a unicameral council. The water works are owned and operated by the munici pality. Yankton was settled in 1862 and re ceived a city charter in 1883. it was the capital of the Territory of Dakota until 1883. Popula tion. in 1890, 3670; in 1900. 4125.
YAO, you. One of the 'ancient sovereigns' of China. The Shu-king or of the oldest historical record the Chinese possess— begins with the reign of Yao (B.c. 2357). and
shows him at the head of an elaborate, well organized governmental system, carefully search ing out able and virtuous men to be placed at the head of the different departments, and ap p?dnt Mg astronomers to regulate the seasons. In the sixty-first year of his reign (ux. 2296) oc curred the great inundation commonly known among foreigners as 'the Chinese Flood,' whose `regulation' taxed the energy of one engineer for nine years and his suocessor for thirteen. In the seventieth year of his reign (BA-. 2287), wishing to over his own son, selected Shun, noted for his filial piety. as his colleaffue and suceessor. lie died in B.C. 2258. Very little more is known regarding him• except that he was the son of one of the kings who hail sue ceeded Ilwang-ti (q.v.). Ile is the first of the "ancient kings" of China so much lauded by Con fucius for their virtues.