HarbinHarbin (ha:r'bIn,_-bi:n; ; ) is a sub-provincial city and the provincial capital and the largest city of Heilongjiang province, People's Republic of China, as well as the second largest city by urban population after Shenyang and largest city by metropolitan population (urban and rural together) in Northeast China. Harbin has direct jurisdiction over nine metropolitan districts, two county-level cities and seven counties, and is the eighth most populous Chinese city according to the 2020 census.
BalhaeBalhae (Korean: 발해; pa̠ɽɦɛ̝, , Бохай, ), also rendered as Bohai, was a multi-ethnic kingdom established in 698 by Dae Joyeong (Da Zuorong) and originally known as the Kingdom of Jin (震, Zhen) until 713 when its name was changed to Balhae. At its greatest extent it corresponded to what is today Northeast China, the northern half of the Korean Peninsula and the southeastern Russian Far East. Balhae's early history involved a rocky relationship with the Tang dynasty that saw military and political conflict, but by the end of the 8th century the relationship had become cordial and friendly.
ManchuriaManchuria refers to a region in Northeast Asia encompassing the entirety of present-day Northeast China or, historically, those areas combined with parts of the Russian Far East (Russian Manchuria). Its definition may refer to varying geographical extents as following: the Chinese provinces of Heilongjiang, Jilin, and Liaoning but broadly also including the eastern Inner Mongolian prefectures of Hulunbuir, Hinggan, Tongliao, and Chifeng, collectively known as Northeast China.
AmurThe Amur (река Амур, ɐˈmur), or Heilong Jiang (, Black Dragon River, hei1.long2-jiang1), is the world's tenth longest river, forming the border between the Russian Far East and Manchuria/Northeastern China. The Amur proper is long, and has a drainage basin of . Including its source river Argun, it is long. The largest fish species in the Amur is the kaluga, attaining a length as great as .
County-level cityA county-level municipality (), county-level city or county city, formerly known as prefecture-controlled city (1949–1970: ; 1970–1983: ), is a county-level administrative division of the People's Republic of China. County-level cities have judicial but no legislative rights over their own local law and are usually governed by prefecture-level divisions, but a few are governed directly by province-level divisions. A county-level city is a "city" () and "county" () that have been merged into one unified jurisdiction.
Khitan peopleThe Khitan people (Khitan small script: ; ) were a historical nomadic people from Northeast Asia who, from the 4th century, inhabited an area corresponding to parts of modern Mongolia, Northeast China and the Russian Far East. As a people descended from the proto-Mongols through the Xianbei, Khitans spoke the now-extinct Khitan language, a Para-Mongolic language related to the Mongolic languages. The Khitan people founded and led the Liao dynasty (916–1125), which dominated a vast area of Siberia, Mongolia and Northern China.
Yuan dynastyThe Yuan dynasty (), officially the Great Yuan (; Mongolian: , Yeke Yuwan Ulus, literally "Great Yuan State"), was a Mongol-led imperial dynasty of China and a successor state to the Mongol Empire after its division. It was established by Kublai (Emperor Shizu or Setsen Khan), the fifth khagan-emperor of the Mongol Empire from the Borjigin clan, and lasted from 1271 to 1368. In Chinese history, the Yuan dynasty followed the Song dynasty and preceded the Ming dynasty.
Kangxi EmperorThe Kangxi Emperor (4 May 1654 – 20 December 1722), also known by his temple name Emperor Shengzu of Qing, personal name Xuanye, was the third emperor of the Qing dynasty, and the second Qing emperor to rule over China proper, reigning from 1661 to 1722. The Kangxi Emperor's reign of 61 years makes him the longest-reigning emperor in Chinese history (although his grandson, the Qianlong Emperor, had the longest period of de facto power, ascending as an adult and maintaining effective power until his death) and one of the longest-reigning rulers in history.
Primorsky KraiPrimorsky Krai (Приморский край), informally known as Primorye (Приморье, prjɪˈmorjjɪ), is a federal subject (a krai) of Russia, located in the Far East region of the country and is a part of the Far Eastern Federal District. The city of Vladivostok is the administrative center of the krai, and the second largest city in the Russian Far East, after Khabarovsk. The krai has the largest economy among the federal subjects in the Russian Far East, and a population of 1,845,165 as of the 2021 Census.
Yalu RiverThe Yalu River (), known by Koreans as the Amrok River or Amnok River, is a river on the border between China and North Korea. Together with the Tumen River to its east, and a small portion of Paektu Mountain, the Yalu forms the border between China and North Korea. Its valley became the scene of several military conflicts in the past centuries. The Korean name Amnok (압록,鴨綠) is most likely derived from ancient Koreanic language of Goguryeo.