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.
Sangzhuzi District: formerly known as Xigaze, also known as Nianmai, Sangzhuzi is now a municipal district under the jurisdiction of Xigaze City of Tibet Autonomous region, covering an area of 3700 square kilometers. Xigaze City is the second largest city in Tibet and a national historical and cultural city. Sangzhuzi District is located in the south of Tibet Autonomous region and the east of Xigaze region. Geography: in the northern foothills of the Himalayas, the Brahmaputra River runs from east to west, meandering 145 kilometers, and the Nianchu River converges with it. The climate is relatively mild, with obvious monsoon and arid plateau climate characteristics. The average annual temperature is 6.3mm ℃ and the annual precipitation is 400mm. History: during the Sakya dynasty in the eleventh century, there was an embryonic form of a small town. It has been more than 600 years since the founding of the city: Jiangqu Jianzan, the Great Szeto of Emperor Yuanshun, established the Palzhu Dynasty, with thirteen major ones, and the last one was called Sangzhu.