Vorskla River
Dmitry I Starshy or Dmitry of Bryansk (, died on 12 August 1399 in the Battle of the Vorskla River) was the second eldest son of Algirdas, Grand Duke of Lithuania, and his first wife Maria of Vitebsk. He was Duke of Bryansk from 1356 to 1379 and from 1388 to 1399.