Sogdia or Sogdiana was an ancient East Iranian civilization between the Amu Darya and the Syr Darya, and in present-day Uzbekistan, Turkmenistan, Tajikistan, Kazakhstan, and Kyrgyzstan. Sogdiana was also a province of the Achaemenid Empire, and listed on the Behistun Inscription of Darius the Great. Sogdiana was first conquered by Cyrus the Great, the founder of the Achaemenid Empire, and then was annexed by the Macedonian ruler Alexander the Great in 328 BC. It would continue to change hands under the Seleucid Empire, the Greco-Bactrian Kingdom, the Kushan Empire, the Sasanian Empire, the Hephthalite Empire, the Western Turkic Khaganate and the Muslim conquest of Transoxiana.
Luoyang is a city located in the confluence area of the Luo River and the Yellow River in the west of Henan province. Governed as a prefecture-level city, it borders the provincial capital of Zhengzhou to the east, Pingdingshan to the southeast, Nanyang to the south, Sanmenxia to the west, Jiyuan to the north, and Jiaozuo to the northeast. As of December 31, 2018, Luoyang had a population of 6,888,500 inhabitants with 2,751,400 people living in the built-up area made of the city's five out of six urban districts and Yanshi District, now being conurbated.
The Hephthalites, sometimes called the White Huns, were a people who lived in Central Asia during the 5th to 8th centuries CE. They formed an empire, the Imperial Hephthalites, and were militarily important from 450 CE, when they defeated the Kidarites, to 560 CE, when combined forces from the First Turkic Khaganate and the Sasanian Empire defeated them. After 560 CE, they established "principalities" in the area of Tokharistan, under the suzerainty of the Western Turks and of the Sasanian Empire, before the Tokhara Yabghus took over in 625.
Turpan is a prefecture-level city located in the east of the autonomous region of Xinjiang, China. It has an area of 70,049 square kilometres (27,046 sq mi) and a population of 632,000 (2015).
The Sogdian language was an Eastern Iranian language spoken mainly in the Central Asian region of Sogdia, located in modern-day Uzbekistan, Tajikistan, Kazakhstan and Kyrgyzstan; it was also spoken by some Sogdian immigrant communities in ancient China. Sogdian is one of the most important Middle Iranian languages, along with Bactrian, Khotanese Saka, Middle Persian, and Parthian. It possesses a large literary corpus.
The Uyghur Khaganate was a Turkic empire that existed for about a century between the mid 8th and 9th centuries. They were a tribal confederation under the Orkhon Uyghur (回鶻) nobility, referred to by the Chinese as the Jiu Xing, a calque of the name Toquz Oghuz or Toquz Tughluq.
The First Perso-Turkic War was fought during 588–589 between the Sasanian Empire and Hephthalite principalities and its lord the Göktürks. The conflict started with the invasion of the Sasanian Empire by the Turks and ended with a decisive Sasanian victory and the reconquest of lost lands.
Chaghaniyan, known as al-Saghaniyan in Arabic sources, was a medieval region and principality located on the right bank of the Oxus River, to the south of Samarkand.
The Türgesh or Türgish were a Turkic tribal confederation. Once belonging to the Duolu wing of the Western Turkic On Oq elites, Türgeshes emerged as an independent power after the demise of the Western Turks and established a khaganate in 699. The Türgesh Khaganate lasted until 766 when the Karluks defeated them. Türgesh and Göktürks were related through marriage.
Osrušana or Ustrushana was a former Iranian region in Transoxiana, home to the Principality of Ushrusana, an important pre-Islamic polity of Central Asia. Oshrusana lay to the south of the great, southernmost bend of the Syr Darya and extended roughly from Samarkand to Khujand. The capital city of Oshrusana was Bunjikat. The exact form of the Iranian name Osrušana is not clear from the sources, but the forms given in Hudud al-'alam, indicate an original *Sorušna.
Abū Ḥafṣ Qutayba ibn Abī Ṣāliḥ Muslim ibn ʿAmr al-Bāhilī was an Arab commander of the Umayyad Caliphate who became governor of Khurasan and distinguished himself in the conquest of Transoxiana during the reign of al-Walid I (705–715). A capable soldier and administrator, he consolidated Muslim rule in the area and expanded the Caliphate's border to include most of Transoxiana. From 705 to c. 710, he consolidated Muslim control over the native principalities of Tokharistan and conquered the principality of Bukhara, while in 710–712 he conquered Khwarizm and completed the conquest of Sogdiana with the capture of Samarkand. The latter opened the road to the Jaxartes valley, and during the last years of his life Qutayba led annual campaigns there, extending Muslim control up to the Fergana Valley and parts of Chinese Turkestan.
The ancient archaeological site of Bunjikat, also named Shahriston, is located near the town of Bunjikat, in the Shahristan Pass at the entrance of the Ferghana Valley, in Sughd Province of western Tajikistan, just west of the town of Kairma.
The Muslim conquest of Transoxiana or Arab conquest of Transoxiana were the 7th and 8th century conquests, by Umayyad and Abbasid Arabs, of Transoxiana, the land between the Oxus and Jaxartes rivers, a part of Central Asia that today includes all or parts of Uzbekistan, Tajikistan, Kazakhstan, and Kyrgyzstan.
Transoxiana or Transoxania is the Latin name for a region and civilization located in lower Central Asia roughly corresponding to modern-day eastern Uzbekistan, western Tajikistan, parts of southern Kazakhstan, parts of Turkmenistan and southern Kyrgyzstan. Geographically, it is the region between the rivers Amu Darya to its south and the Syr Darya to its north.
Divashtich, was a medieval Sogdian ruler in Transoxiana during the period of the Muslim conquest of Transoxiana. He was the ruler of Panjikant and its surroundings from ca. 706 until his downfall and execution in the autumn of 722.
The Bukhar Khudahs or Bukhar Khudats were a local Sogdian dynasty, which ruled the city of Bukhara from an unknown date to the reign of the Samanid ruler Isma'il ibn Ahmad, who incorporated Bukhara into the Samanid state.
The Principality of Chaghaniyan, known in Arabic sources as al-Saghaniyan, was a part of the Hephthalite Confederation from the 5th to the 7th century CE. After this, it was ruled by a local, presumably Iranian dynasty, which governed the Chaghaniyan region from the late 7th-century to the early 8th-century CE. These rulers were known by their titles of “Chaghan Khudah”.
The Principality of Ushrusana was a local dynasty ruling the Ushrusana region, in the northern area of modern Tajikistan, from an unknown date to 892 CE. Ushrusana, just like Ferghana, did not belong to Sogdia proper, but its inhabitants wrote in Sogdian, and may have spoken the Sogdian language as well. The rulers of the principality were known by their title of Afshin.
The Principality of Farghana, was a local Iranian dynasty of Sogdian origin, which ruled the Farghana region from an unknown date to 819. The rulers of the region were known by their titles of “ikhshid” and “dehqan”. The capital of the principality was Akhsikath.
Tūrgār, also Thurgar was a medieval Sogdian ruler in Transoxiana and successor to his father Ghurak during the period of the Muslim conquest of Transoxiana. He was the last ruler of Samarkand and its surroundings from ca. 738 until no later than 755/57, until the Arabs took full control of the region. He was an Ikhshid, a princely title of the Iranian rulers of Soghdia and the Ferghana Valley in Transoxiana during the pre-Islamic and early Islamic periods.
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