Novák Ádám (szerk.): Fontes Memoriae Hungariae III. Varsóban őrzött magyar vonatkozású oklevelek, 1439–1489. Közreadja: Novák Ádám, Tóth Orsolya és Tóth Péter (Debrecen, 2019)

Sobiesław Szybkowski: Polish-Hungarian Relations between 1437 and 1490. A Short Introduction

VI

diplomatic support for Švitrigaila, the Grand Duke of Lithuania. At that time Švitrigaila was still fighting against Sigismund Kęstutaitis, his Vilnius-based rival for the throne, who was supported by the Poles. The Emperor also backed the Teutonic Knights, the allies of Švitrigaila, who had been at war with Poland since 1431.4

However, after the battle of Ukmergė on 1 September 1435, in which Švitrigaila and his supporters, the Teutonic Knights from Livonia were defeated, this matter turned out to be a political success for the Polish side and led to a peace treaty with the Teutonic Order (signed in Brest on 31 December 1435).5

In autumn 1434, the magnates who controlled Polish politics decided to try their luck with king Sigismund, who was preoccupied with the situation in Bohemia after the battle of Lipany (30 May 1434).

6

A Polish legation was sent to him. According to the Polish chronicler Jan Długosz, by an informal envoy who preceded the actual legation, a marriage proposal was presented to the Emperor between his granddaughter, Anne, the daughter of Albert II of Germany and Elisabeth of Luxemburg, and Vladislaus III of Poland. He also offered the Emperor regency in Poland. The actual legation (made up of Jan Taszka of Koniecpol, Chancellor of the Kingdom of Poland and Jan Głowacz of Oleśnica, Marshal of the Kingdom of Poland) arrived with the sole offer of the marriage. Sigismund turned the offer down as it unpleasantly surprised him.

7 In contemporary Polish historiography this whole affair is explained as a rivalry between different political parties of the Polish magnates. One of these centred around Piotr Szafraniec, Voivode of Sandomierz who was against any deals with Sigismund.8

Anyway, it seems that at that time the Emperor himself was not convinced that a marriage between his granddaughter and the young Polish king 4 Heck, Roman: Tabor a kandydatura jagiellońska w Czechach (1438–1444)

. Wrocław, 1964. 31.; Biskup, Marian: Wojny Polski z zakonem krzyżackim 1308–1521

. Gdańsk, 1993. 143–191.; Baum, 1993. 265–266.; Hoensch, 1996. 384–385., 420–423.; Hoensch, Jörg K.: König/Kaiser Sigismund, der Deutsche Orden und Polen-Litauen. Zeitschrift für Ostmitteleuropa-Forschung

46. (1997). 1–44. 36–40.; Полехов

, Сергей

В

.: Наследники

Витовта

. Династическая

война

в

Великом

княжестве Литовском

в

30-е

годы

XV века

. Москва

, 2015. 176–388.

5 Die Staatsverträge des Deutschen Ordens in Preuen im 15. Jahrhundert. Bd. 1. Hrsg. Weise, Erich. Marburg, 1955. Nr. 181.; Biskup, 1993. 191–100.; Hoensch, 1996. 423.; Hoensch, 1997. 40–41.; Полехов,

2015. 388–409.

6 Mályusz, Elemér, Kaiser Sigismund in Ungarn 1387–1437

. Budapest, 1990. 126.; Baum, 1993. 261–262.; Hoensch, 1996. 413., 428–429.

7 Długosz, Lib. XI/XII. 141., 142.; Dąbrowski, Jan: Władysław I Jagiellończyk na Węgrzech (1440–

1444). Oświęcim, 2014 (first edtion: Warszawa, 1922). 11.; Heck, 1964. 31–32.; Sperka, 2001. 246–247; Zawitkowska, Wioletta: W służbie pierwszych Jagiellonów. Życie i działalność Jana Taszki Koniecpolskiego. Kraków, 2005. 153–154.; Baczkowski, Krzysztof: Zbigniew Oleśnicki wobec II unii polsko-węgierskiej 1440–1444. In: Zbigniew Oleśnicki książę Kościoła i mąż stanu

. Ed. Kiryk, Feliks, Noga, Zdzisław. Kraków, 2006. 53–71. 57–58.

8 Heck, 1964. 31–32.; Sperka, 2001. 247.; Baczkowski, 2006. 58.