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About Konstantin Borisovich
Konstantin Borisovich was Prince of Rostov from 1278 to 1288 and again from 1294 until his death in 1307. He was also Prince of Uglich from 1288 to 1294. He was one of the three sons of Boris Vasilkovich.
Everything about Konstantin Borisovich →- Born
- July 30, 1255
- Died
- 1307