Ruler · 1421 – 1448

Vasily Kosoy

Lived 1421 – 1448. Prince of Moscow of Grand Principality of Moscow, 1434.

For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the reign.

Lived: 1421 – 1448; 27 years
Lines: 1; Grand Principality of Moscow
Left it: ended otherwise; Kokkonen & Sundell

Prince of Moscow

Grand Principality of Moscow · the 10th of 16 dated reigns · 1263 – 1505

6 before

Vasily I of Moscow1389 – 1425

Vasily II of Moscow1425 – 1433

Yury of Zvenigorod1433

Vasily Kosoy1434

Vasily II of Moscow1434 – 1445

Dmitry Shemyaka1445

Vasily II of Moscow1445 – 1446

3 after

killed, executed or dead in battledeposed, abdicated, exiled or removeddied in officeleft alive by a regular roada second row: a reign that began before the last had ended — rival claimants, or a shared thronethis entry

Reigned 1434 · under a year · came to it aged 13

Came to it: the child of the ruler before, on record
Left it: ended otherwisecoded by Kokkonen & Sundell

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Vasily Kosoy in the atlas: the article, every line they sat in, and the map in their years.
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Wikidata Q1282755 (CC0) · the reigns from Wikidata's P39 terms, the rulers' own articles read by grammar (sentences quoted above, CC BY-SA 4.0) and Kokkonen & Sundell where they code the line · data built 2026-10-06 · Pastlas v2.9.1, by Oleh Voronko. The published atlas and its data are for non-commercial use.