San Antonio (/ˌsæn ænˈtoʊnioʊ/ SAN an-TOH-nee-oh; Spanish for "Saint Anthony"), officially the City of San Antonio, is a city in Texas, United States. The city is the seventh-most populous in the United States, the second-largest in the Southern United States, and the second-most populous in Texas. It is the 12th most-populous city in North America, with 1,434,625 residents in 2020.
Founded as a Spanish mission and colonial outpost in 1718, the city in 1731 became the first chartered civil settlement in what is now present-day Texas. The area was then part of the Spanish Empire. From 1821 to 1836, it was part of the Mexican Republic. It is the oldest municipality in Texas, having celebrated its 300th anniversary on May 1, 2018.
Angren County, which belongs to Xigaze City, is located in the north-west of Xigaze, the upper reaches of the Brahmaputra River, on the middle ridge of the Gangdise Mountains, between 87.14 °- 87.75 °east longitude and 29.17 °- 31 °north latitude. It is bordered by Xietongmen County and Lazi County to the east, Cuoqin County and Saga County to the west, Nie Lamu and Dingri County to the south, and Shenza County to the north. La (Zi) Pu (Lanzhou) Highway (National Highway 219) runs through the southern part of the border. The county has an average elevation of 4513 meters, with a total area of 39600 square kilometers, accounting for 21.78% of the total area of Xigaze City. In 2010, the GNP of Angren County reached 396.12 million yuan, an increase of 13.5 percent over 2009, and the per capita GDP reached 7682 yuan, an increase of 10 percent over 2009. In 2013, Anren County had jurisdiction over two towns,