I saw a thread like that in TWC, so.. Here will go 
Northern Crusades
Crusaders:
Kingdom of Navarre
Teutonic Order
Kingdom of Sweden
Kingdom of Denmark
Kingdom of Scotland
Ghelphs
Republic of Venice
Teutonic Order
Kingdom of Sweden
Kingdom of Denmark
Kingdom of Scotland
Ghelphs
Republic of Venice
Infidels:
Baltic Tribes
Kingdom of Lithuania
Novgorod Republic
Kingdom of Lithuania
Novgorod Republic
Polish claim for Teutonic lands
Polish Principalities
Against
Teutonic Order
Holy war to depose Kunigas Skolmantas, High Chief of Jotvingians
Kingdom of Halych-Volhynia
Against
Jotvingians
Against
Jotvingians
Hungarian-Serbian war
Kingdom of Hungary
Kingdom of Sicily
Against
Kingdom of Serbia
Kingdom of Sicily
Against
Kingdom of Serbia
Bulgarian-Venetian war
Kingdom of Bulgaria
Against
Republic of Venice
Against
Republic of Venice
Reconquista
Crusaders:
Kingdom of Castille
Kingdom of Portugal
Crown of Aragon
Republic of Genoa
Republic of Pisa
Kingdom of Portugal
Crown of Aragon
Republic of Genoa
Republic of Pisa
Muslims:
Emirate of Granada
Hafsid Dinasty
Hafsid Dinasty
Crusade for Jerusalem
Crusaders:
Crusader States
Muslims:
Mamluk Sultanate
Crusader States
Muslims:
Mamluk Sultanate
War for Constantinople
Roman Empire of Nicaea
Against
Latin Empire
Against
Latin Empire
War for depose Capitano Boccanegra, ruler of Genoans
Republic of Genoa
Against
Republic of Pisa
Against
Republic of Pisa
War of Ghibellines independence
Papal States
Against
Ghibellines
Against
Ghibellines
