Principality of Mstislavl

This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these messages) An editor has performed a search and found that sufficient sources exist to establish the subject's notability. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "Principality of Mstislavl" – news · newspapers · books · scholar · JSTOR (May 2022) (Learn how and when to remove this message) This article needs attention from an expert in Russian history. See the talk page for details. WikiProject Russian history may be able to help recruit an expert. (June 2022) The topic of this article may not meet Wikipedia's general notability guideline. Please help to demonstrate the notability of the topic by citing reliable secondary sources that are independent of the topic and provide significant coverage of it beyond a mere trivial mention. If notability cannot be shown, the article is likely to be merged, redirected, or deleted. Find sources: "Principality of Mstislavl" – news · newspapers · books · scholar · JSTOR (October 2022) (Learn how and when to remove this message) (Learn how and when to remove this message)

The Principality of Mstislavl or Mstsislaw was a medieval principality of the Early East Slavs from the 12th century to the 14th century, centered in the town of Mstsislaw in the Mogilev Region of modern eastern Belarus.^[1] It was the family seat of the Princes Mstislavsky. In 1377, it was conquered by the Grand Duchy of Lithuania. It became the Mstsislaw Voivodeship of the Polish–Lithuanian Commonwealth until the Partitions of Poland in 1772.