Memoria Hungariae 15. A Mercenaries and Crusaders c. 2022 nyarán a Debreceni Egyetemen megrendezett nemzetközi középkortörténeti konferencia előadásaiból szerkesztett angol nyelvű tanulmánykötet. Tartalomjegyzék: Sándor Ónadi From Jerusalem to Ascalon: The role of the clergy in the last phase of the First Crusade 11 Benjámin Borbás The use and reuse of the spoils of war during the Crusades (1096-1291) 33 Attila Bárány Richard I's return from the Holy Land 61 Gábor Barabás To eradicate the depravity of heresy: a Hungarian crusade in the early thirteenth century? 87 Zsolt Hunyadi Turcopoles of the Templars and Hospitallers (thirteenth-fourteenth centuries) 105 Gergely Kiss Conrad of Urach, papal Legate in the service of Crusades 117 Rui Pedro Neves The epic tale of Pedro Sanches: the infant, the mercenary and the crusader 129 Yanina Ryier Lithuanian troops in the military campaigns of Władysław Łokietek in the 1320s-1330s 157 Boris Stojkovski Mercenaries in medieval Serbian lands 173 Ágnes Virágh Mercenary uprisings (1349, 1350) in Apulia during thy dynastic war of the Angevins 191 Ölbei Tamás Hungarian mercenaries in the service of the Signoria Fiorentina (1360-1365) 215 László Pósán Hungarian Mercenaries in the service of the Teutonic Order 245 Ferenc Sebők Mercenaries in charters of the Angevin era between 1342-1366 265 Nicholas Coureas King James II of Cyprus and his multicultural mercenaries 273 Imre Solt Varga The 1420 anti-Hussite crusade of Sigismund of Luxemburg: a case study 287 Ádám Novák Opportunities and challenges in researching the political and military history of the Upper Regions 301 Saul António Gomes The idea of Crusade in Portugal through the fifteenth century 317 Valérie Toureille Violences de guerre et réforme de l'armée royale française au XVe siecle 333 Attila Györkös Holy war and eternal peace. Crusading idea and the Franco-Hungarian relations in the 1450s-1460s 353 Zoltán Véber Hungarians and the Crusade from the fall of Constantinople to the Regensburg Reichstag 365 Alexandru Simon Giovanni Mario Filelfo and Michael Marullus at the Humanist frontiers of the Ottoman Empire: "international" and "national" crusading after 1453 381 László Szokola The role of the urban military in the military organization of the late medieval kingdom of Hungary 397 Mihály Boda Pelbartus of Temesvár's warfare ideology: the emergence of just war doctrine in medieval Hungary 411 Ferenc Petruska State organisational prelude and aftermath of the battle of Mohács 425 Zoltán Jobbágy The social Wave-front theory and the forms of war 437