880s establishments

Prague ( ; ) is the capital and largest city of the Czech Republic and the historical capital of Bohemia. Located on the Vltava River, the city has a population of about 1.4 million, making it the twelfth-largest city in the European Union. Its metropolitan area is home to approximately 2.3 million people.

Zhytomyr ( ; see below for other names) is a city in the north of the western half of Ukraine. It is the administrative center of Zhytomyr Oblast (province), as well as the administrative center of the surrounding Zhytomyr urban hromada (commune) and Zhytomyr Raion (district). Moreover, Zhytomyr consists of two urban districts: Bohunskyi District and Koroliovskyi District (named in honour of Sergey Korolyov). Zhytomyr occupies an area of . Its population is

Armenian state ruled by the Bagratuni dynasty (885–1045)

Iranian Muslim dynasty ruling of Azerbaijan and Aran (889–929)

literary school of the First Bulgarian Empire