Liao dynastyThe Liao dynasty (ljaʊ; Khitan: Mos Jælud; ), also known as the Khitan Empire (Khitan: Mos diau-d kitai huldʒi gur), officially the Great Liao (), was an imperial dynasty of China that existed between 916 and 1125, ruled by the Yelü clan of the Khitan people. Founded around the time of the collapse of the Tang dynasty, at its greatest extent it ruled over Northeast China, the Mongolian Plateau, the northern part of the Korean Peninsula, southern portions of the Russian Far East, and the northern tip of the North China Plain.
JoseonJoseon (; tɕo.sʌn), officially Great Joseon (; tɛ.tɕo.sʌn.ɡuk̚), was the last dynastic kingdom of Korea, lasting just over 500 years. It was founded by Yi Seong-gye in July 1392 and replaced by the Korean Empire in October 1897. The kingdom was founded following the aftermath of the overthrow of Goryeo in what is today the city of Kaesong. Early on, Korea was retitled and the capital was relocated to modern-day Seoul. The kingdom's northernmost borders were expanded to the natural boundaries at the rivers of Amrok and Tuman through the subjugation of the Jurchens.
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.
Akihitois a member of the Imperial House of Japan who reigned as the 125th emperor of Japan from 7 January 1989 until his abdication on 30 April 2019. He presided over the Heisei era, Heisei being an expression of achieving peace worldwide. Born in 1933, Akihito is the first son of Emperor Shōwa and Empress Kōjun. During the Second World War, he moved out of Tokyo with his classmates, and remained in Nikkō until 1945. In 1952, his Coming-of-Age ceremony and investiture as crown prince were held, and he began to undertake official duties in his capacity as crown prince.
Hongwu EmperorThe Hongwu Emperor (21 October 1328 – 24 June 1398), also known by his temple name as the Emperor Taizu of Ming (), personal name Zhu Yuanzhang (), courtesy name Guorui (), was the founding emperor of the Ming dynasty of China, reigning from 1368 to 1398. As famine, plagues and peasant revolts increased across China proper in the 14th century, Zhu Yuanzhang rose to command the Red Turban forces that conquered China proper, ending the Mongol-led Yuan dynasty and forcing the remnant Yuan court (known as Northern Yuan in historiography) to retreat to the Mongolian Plateau.
Japanese nameJapanese names in modern times consist of a family name (surname) followed by a given name. Nevertheless, when a Japanese name is written in the Roman alphabet, ever since the Meiji era, the official policy has been to reverse the order. , the government has stated its intention to change this policy. Japanese names are usually written in kanji.
Empire of JapanThe Empire of Japan or Japanese Empire, also referred to as Imperial Japan, was the Japanese nation-state that existed from the Meiji Restoration in 1868 until the enactment of the reformed Constitution of Japan in 1947. From 29 August 1910 until 2 September 1945, it administered the naichi (the Japanese archipelago and post-1943 Karafuto) and the gaichi (Korea, Taiwan, Kwantung Leased Territory, and pre-1943 Karafuto). The South Seas Mandate was a single Japanese dependent territory in the name of the League of Nations.
Shōwa eraThe Shōwa era, ɕoːwadʑidai was the period of Japanese history corresponding to the reign of Emperor Shōwa (commonly known in English as Emperor Hirohito) from December 25, 1926, until his death on January 7, 1989. It was preceded by the Taishō era and succeeded by the Heisei era. The pre-1945 and post-war Shōwa periods are almost completely different states: the pre-1945 Shōwa era (1926–1945) concerns the Empire of Japan, and post-1945 Shōwa era (1945–1989) concerns the State of Japan.
Chu (state)Chu (, Hanyu Pinyin: Chǔ, Old Chinese: *s-r̥aʔ), or Ch'u in Wade–Giles romanization, was a Zhou dynasty vassal state. Their first ruler was King Wu of Chu in the early 8th century BCE. Chu was located in the south of the Zhou heartland and lasted during the Spring and Autumn period. At the end of the Warring States period it was destroyed by the Qin in 223 BCE during the Qin's wars of unification. Also known as Jing (荊) and Jingchu (荊楚), Chu included most of the present-day provinces of Hubei and Hunan, along with parts of Chongqing, Guizhou, Henan, Anhui, Jiangxi, Jiangsu, Zhejiang, and Shanghai.
Wu ZetianWu Zetian (17 February 624 – 16 December 705), personal name Wu Zhao, was the first and only female emperor in Chinese history, and de facto ruler of the Tang dynasty from 665 to 705, ruling first through others and then (from 690) in her own right. From 665 to 690, she was first empress consort of the Tang dynasty (as wife of the Emperor Gaozong) and then, after his death, empress dowager (ruling through her sons Emperors Zhongzong and Ruizong).
