• Tucson
  • Cangyuan county

Tucson (/ˈtuːsɒn, tuːˈsɒn/; Spanish: Tucson, O'odham: Cuk-Ṣon) is a city in and the county seat of Pima County, Arizona, United States, and is home to the University of Arizona. It is the second largest city in Arizona behind Phoenix, with a population of 542,629 in the 2020 United States census, while the population of the entire Tucson metropolitan statistical area (MSA) is 1,043,433. The Tucson MSA forms part of the larger Tucson-Nogales combined statistical area (CSA). Both Tucson and Phoenix anchor the Arizona Sun Corridor. The city is 108 miles (174 km) southeast of Phoenix and 60 mi (97 km) north of the U.S.–Mexico border. Tucson is the 34th largest city and the 53rd largest metropolitan area in the United States (2014).

Major incorporated suburbs of Tucson include Oro Valley and Marana northwest of the city, Sahuarita south of the city, and South Tucson in an enclave south of downtown. Communities in the vicinity of Tucson (some within or overlapping the city limits) include Casas Adobes, Catalina Foothills, Flowing Wells, Midvale Park, Tanque Verde, Tortolita, and Vail. Towns outside the Tucson metro area include Benson to the southeast, Catalina and Oracle to the north, and Green Valley to the south.

Tucson was founded as a military fort by the Spanish when Hugo O'Conor authorized the construction of Presidio San Agustín del Tucsón in 1775. It was included in the state of Sonora after Mexico gained independence from the Spanish Empire in 1821. In 1853, the United States acquired a 29,670 square miles (76,840 km2) region of present-day southern Arizona and southwestern New Mexico from Mexico under the Gadsden Purchase. Tucson served as the capital of the Arizona Territory from 1867 to 1877. Tucson was Arizona's largest city by population during the territorial period and early statehood, until it was surpassed by Phoenix by 1920. Nevertheless, population growth remained strong during the late 20th century. In 2017, Tucson was the first American city to be designated a "City of Gastronomy" by UNESCO.

Cangyuan WA Autonomous County, which belongs to Lincang City, Yunnan Province, is located between 98 °52 degrees east longitude and 23 °40 degrees north latitude. Cangyuan is commonly known as A WA Mountain area, also known as "Hulu King Land". In April 1949, the WA armed forces in Cangyuan, under the leadership of Communist Party of China, established the Provisional people's Government of Cangyuan County, and established Cangyuan WA Autonomous County in 1964, which is the only old revolutionary base county in Lincang City. 2010 the county has jurisdiction over 6 townships, 4 towns, 93 village committees and one state-run Meng province farm, with a total population of 180000, with ethnic minorities accounting for 93.4%. The WA population accounts for 85.1% of the total population and more than 40% of the WA population in China. It is a border nationality with the WA nationality as the main body and more than 20 ethnic groups such as Dai, Han, Lahu and Yi.
Travel Notes In Cangyuan county