Fourth Crusade
The Fourth Crusade (1202–04) was a Western European expedition which was originally intended to conquer Muslim-controlled Jerusalem by means of an invasion through Egypt. However in January 1203, en r...
Fourth Crusade - Wikipedia
Pope Innocent III
Pope Innocent III (Latin: Innocentius III; 1160 or 1161 – 16 July 1216) reigned from 8 January 1198 to his death. His birth name was Lotario dei Conti di Segni, sometimes anglicised to Lothar of S...
Pope Innocent III - Wikipedia
Fulk of Neuilly
Fulk of Neuilly (died 1201) was a French preacher of the twelfth century, and priest of Neuilly-sur-Marne. His preaching encouraged the Fourth Crusade.A priest at Neuilly from 1191, he attended the le...
Fulk of Neuilly - Wikipedia
Boniface I, Marquess of Montferrat
Boniface I, usually known as Boniface of Montferrat (Italian: Bonifacio del Monferrato; Greek: Βονιφάτιος Μομφερρατικός, Vonifatios Momferratikos) (c. 1150 – 4 September 1207) was Marquess of ...
Boniface I, Marquess of Montferrat - Wikipedia
Alexios IV Angelos
Alexios IV Angelos (or Alexius IV Angelus) (Greek: Αλέξιος Δ' Άγγελος) (c. 1182 – February 8, 1204) was Byzantine Emperor from August 1203 to January 1204. He was the son of Emperor Isaac II Angel...
Alexios IV Angelos - Wikipedia
Siege of Zara
The Siege of Zadar or Siege of Zara (Croatian: Opsada Zadra; November 10–24, 1202) was the first major action of the Fourth Crusade and the first attack against a Catholic city by Catholic crusade...
Siege of Zara - Wikipedia
Siege of Constantinople (1203)
The Siege of Constantinople in 1203 was a Crusader siege of the capital of the Byzantine Empire, in support of the deposed emperor Isaac II Angelos and his son Alexios IV Angelos. It marked the main o...
Siege of Constantinople (1204)
The Sack of Constantinople or Siege of Constantinople (also called the Fourth Crusade) occurred in 1204; it destroyed parts of the capital of the Byzantine Empire as the city was captured by Western ...
Siege of Constantinople (1204) - Wikipedia
Partitio terrarum imperii Romaniae
The Partitio terrarum imperii Romaniae (Latin for "partition of the lands of the empire of Romania [Byzantine Empire]) was a treaty signed amongst the crusaders after the sack of the Byzantine capital...
Renier of Trit
Renier of Trit was the first Frankish duke of Philippopolis (modern Plovdiv, Bulgaria) from 1204 to 1205. He was a knight from Trith-Saint Léger, Hainaut, on the Fourth Crusade.Renier was granted Phil...
Renier of Trit - Wikipedia
Vidame de Chartres
Guillaume de Ferrières (c.1150 – ?April 1204) was a French nobleman, probably the same person as the trouvère known only as the Vidame de Chartres. Eight songs in total have been attributed...
Vidame de Chartres - Wikipedia
Battle of the Olive Grove of Koundouros
The Battle of the Olive Grove of Koundouros or Koundouras took place in the spring of 1205, in Messinia, Peloponnese, between the Franks and the Greeks, resulting in a victory of the Frankish knights ...
Battle of the Olive Grove of Koundouros - Wikipedia
De la Conquête de Constantinople
De la Conquête de Constantinople (On the Conquest of Constantinople), is the oldest surviving example of historical French prose, and considered to be one of the most important historical sources on t...
De la Conquête de Constantinople - Wikipedia
Post Miserabile
Post miserabile (Latin: Sadly, after) was a papal bull issued by Pope Innocent III on 15 August 1198 calling for the Fourth Crusade in the Holy Land. More than any other crusading bull, it was not...
Hugh of Champlitte
Hugh of Champlitte (died 1209) was the nephew of William of Champlitte, the first Prince of Achaea.Hugh and his uncle traveled with the Fourth Crusade and were at the conquest of Constantinople in 120...
Hugh of Champlitte - Wikipedia
Doxapatres Boutsaras
Doxapatres Boutsaras (Greek: Δοξαπατρής Βουτσαράς) was a Byzantine Greek independent lord in the central Peloponnese in the early 13th century. He had his headquarters in the Araklovon Castle, whi...
Battle of Adrianople (1205)
The Battle of Adrianople occurred on April 14, 1205 between Bulgarians and Cumans under Tsar Kaloyan of Bulgaria, and Crusaders under Baldwin I, who only months before had been crowned Emperor of Cons...
Battle of Adrianople (1205) - Wikipedia
Thomas I d'Autremencourt
Thomas I d'Autremencourt, commonly misspelled de Stromoncourt, was the first Lord of Salona (modern Amfissa) in Central Greece. A knight from Autremencourt in Picardy, he was given Salona as a fief by...
Thomas I d'Autremencourt - Wikipedia
Otto de la Roche
Othon de la Roche, also Otho de la Roche, (died before 1234) was a Burgundian nobleman from the castle of La Roche-sur-l'Ognon. He joined the Fourth Crusade and became the first Frankish Lord of Athen...
Otto de la Roche - Wikipedia
House of Villehardouin
The House of Villehardouin was a noble dynasty originating in Villehardouin, a former commune of the Aube department, now part of Val-d'Auzon, France. It is most notable as the ruling house of the Pri...
Papal election, 1198
The papal election of January 8, 1198 was convoked after the death of Pope Celestine III; it ended with the election of Cardinal Lotario dei Conti di Segni, who took the name Innocent III. In this ele...
Papal election, 1198 - Wikipedia