Boris of Tver

Boris of Tver or Boris the Great (ca. 1399–February 10, 1461) was a Grand Prince of Tver from April 22, 1426 to his death.

Boris of Tver

Boris of Tver or Boris the Great (ca. 1399–February 10, 1461) was a Grand Prince of Tver from April 22, 1426 to his death.