Holy Roman emperor (1410–1437) and king of Hungary (1387–1437) and Bohemia (1419–1437). He helped end the Great Schism (1378–1417) between two elected popes by convening the Council of Constance (1414–1418).
The foundation of the abbey of St Maurice (Agaunum) in the Valais is usually ascribed to Sigismund of Burgundy (515).
In March 1490 the county of Tirol was added to his possessions through the abdication of his kinsman, Count Sigismund, and this district soon became his favourite residence.
Having made an alliance with Christian II., king of Denmark, and interfered to protect the Teutonic Order against Sigismund I., king of Poland, Maximilian was again in Italy early in 1516 fighting the French who had overrun Milan.
Ivan intervened in 1558 and quickly captured Narva, Dorpat and a dozen smaller fortresses; then, in 1560, Livonia placed herself beneath the protection of Poland, and King Sigismund II.
His successor, Basil, tried to get himself elected grand-prince of Lithuania when the throne became vacant by the death of his brother-in-law in 1506, but the choice fell on the late prince's brother Sigismund, who was likewise elected king of Poland.
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