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.
Guzhen County, which belongs to Bengbu City, Anhui Province, is located in the northeast of Anhui Province, on the north bank of the middle reaches of the Huaihe River, adjacent to the outskirts of Bengbu to the south, Tuohe River to the north and Lingbi County to the north, Wuhe County to the east, Huaiyuan County to the southwest, and Changqiao District of Suzhou to the northwest; the topography is a sloping plain, located in the transition zone between subtropical and warm temperate zones; the total land area is 1363 square kilometers. Guzhen County has a long history. Liu Bang, the ancestor of the Han Dynasty, set up Guyang County here, and the relics still exist; during the Taihe period of the Northern Wei Dynasty, Guyang Town was changed to Guyang Town, which later evolved into a solid town; in the first 202 years, the famous "Battle of Guxia" took place in Guzhen, which opened the foundation of the Han Dynasty for 400 years, leaving touching stories such as "besieged on all sides" and "Farewell my Concubine". "Guxia site" was listed as a national key cultural relic protection unit; archaeologists discovered 4.