John I Albert

Common card · No. 415037

John I Albert (Polish: Jan I Olbracht; 27 December 1459 – 17 June 1501) was King of Poland and (disputed) Supreme Duke of Lithuania from 1492 to his death, as well as Duke of Głogów from 1491 to 1498. He was the fourth Polish sovereign from the Jagiellonian dynasty and the son of Casimir IV and Elizabeth of Austria. Related to the House of Habsburg, John Albert was groomed to become emperor in the Holy Roman Empire, a plan that ultimately failed. He was well-educated and tutored by scholars such as Johannes Longinus and Callimachus, whom he had subsequently befriended. Heavily influenced by the Italian Renaissance, John sought to strengthen royal authority at the expense of the Catholic Church and the clergy. In 1487, he led a force against the Ottoman Empire and defeated the Tatars of the Crimean Khanate during the early phase of the Polish–Ottoman War. In the aftermath of the Bohemian–Hungarian War, John Albert attempted to usurp Hungary from his elder brother Vladislaus, but on 20 February...

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