WLADYSLAW II JAGIELLO

Lithuanian Jogaila, or Iogaila, English Jagiello, or Jagello born c. 1351 died May 31/, June 1, 1434, Grodek, near Lww, Galicia, Pol. [now Lviv, Ukraine] grand duke of Lithuania (as Jogaila, 13771401) and king of Poland (13861434), who joined two states that became the leading power of eastern Europe. He was the founder of Poland's Jagiellon dynasty (q.v.). Additional reading K. Szajnocha, Jadwiga i Jagiello, 13741413, 2nd rev. ed., 2 vol. (1861, reprinted 1969; in Polish), an extensive survey, is still regarded as the standard work, although only vol. 2 treats Jogaila and does not cover the last two decades of his reign. A. Prochaska, Krl Wladyslaw Jagiello, 2 vol. (1908); and O. Halecki, Problems of the New Monarchy: Jagello and Witold, 140034, in The Cambridge History of Poland, vol. 1, pp. 210231 (1950), deal with Lithuanian as well as Polish history. For the relationship of Jogaila and Witold, see Josef Pfitzner, Grossfrst Witold von Litauen als Staatsmann (1930).