Locally called the Song Hong, it arises is the central Yunnan province, and is joined by the Song Li and Song Da (or Clear and Dark Rivers) on its way to the sea. Its common name derives from the large amount of silt it contains, which is deposited in a densely populated 2,700-square-mile delta on the Gulf of Tonkin.
Uncle Sam (initials U.S.) is a common national personification of the American government or the United States in general that, according to legend, came into use during the War of 1812 and was supposedly named for Samuel Wilson. Its actual origin is obscure. Uncle Sam represents a manifestation of patriotic emotion.
Uncle (from Latin: avunculus the diminutive of avus grandfather) is a male family relationship or kinship within an extended or immediate family. An uncle is the brother, half-brother, step-brother, or brother-in-law of one's parent. A biological uncle is a second degree male relative and shares 25% genetic overlap. However people who are not a biological uncle, are sometimes affectionately called as an uncle, as a title of admiration and respect. A woman with the equivalent relationship of an uncle is an aunt. The reciprocal relationship to both of these is that of a nephew or niece.