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.
Seda County is a county under the jurisdiction of Ganzi Tibetan Autonomous Prefecture in Sichuan Province. It is located in the northeast of Ganzi Prefecture, latitude 31 °38 mi 33 °20 N, longitude 98 °48 mi 101 °00'E. It is located at the intersection of Sichuan Province, Qinghai Province, Aba Prefecture, Ganzi Prefecture and Guoluo Prefecture of Qinghai Province, and the combination of Rangtang County, Ganzi County, Luhuo County, Shiqu County, Dari County and Banma County, Aba Tibetan and Qiang Autonomous Prefecture in the east, Banma and Dari Counties in Qinghai Province in the north, and Ganzi and Luohuo Counties in Ganzi Prefecture in the west and south. In 2011, Seda County covers an area of 9338.98 square kilometers and has jurisdiction over 2 towns, 15 townships and 134administrative villages, with a total population of 45661 at the end of the year, a birth rate of 11.09 ‰ and a natural population growth rate of 6.19 ‰. twenty