Roger of San Severino was the

bailiff A bailiff is a manager, overseer or custodian – a legal officer to whom some degree of authority or jurisdiction is given. There are different kinds, and their offices and scope of duties vary. Another official sometimes referred to as a '' ...

of the

Kingdom of Jerusalem The Kingdom of Jerusalem, also known as the Crusader Kingdom, was one of the Crusader states established in the Levant immediately after the First Crusade. It lasted for almost two hundred years, from the accession of Godfrey of Bouillon in 1 ...

from 1277 to 1282. He was sent to

Acre The acre ( ) is a Unit of measurement, unit of land area used in the Imperial units, British imperial and the United States customary units#Area, United States customary systems. It is traditionally defined as the area of one Chain (unit), ch ...

, then the capital of the kingdom, with a small force by the new king

Charles I of Anjou Charles I (early 1226/12277 January 1285), commonly called Charles of Anjou or Charles d'Anjou, was King of Sicily from 1266 to 1285. He was a member of the royal Capetian dynasty and the founder of the House of Anjou-Sicily. Between 1246 a ...

, also

King of Sicily The monarchs of Sicily ruled from the establishment of the Kingdom of Sicily in 1130 until the "perfect fusion" in the Kingdom of the Two Sicilies in 1816. The origins of the Sicilian monarchy lie in the Norman conquest of southern Italy which oc ...

, to act as

regent In a monarchy, a regent () is a person appointed to govern a state because the actual monarch is a minor, absent, incapacitated or unable to discharge their powers and duties, or the throne is vacant and a new monarch has not yet been dete ...

. Charles, an Angevin and brother of King

Louis IX of France Louis IX (25 April 1214 – 25 August 1270), also known as Saint Louis, was King of France from 1226 until his death in 1270. He is widely recognized as the most distinguished of the Direct Capetians. Following the death of his father, Louis VI ...

, had purchased the rights to the kingdom from

Mary of Antioch Maria of Antioch ( 1220 – 1307) was a claimant to the throne of the Kingdom of Jerusalem from 1268 to 1277. In 1267 she laid claim to govern the kingdom as regent in the name of the absentee King Conrad III. Her legal case was solid, resting on ...

, one of the claimants after the death of

Conradin Conrad III (25 March 1252 – 29 October 1268), called ''the Younger'' or ''the Boy'', but usually known by the diminutive Conradin (, ), was the last direct heir of the House of Hohenstaufen. He was Duke of Swabia (1254–1268) and nominal King ...

in 1268. The succession, however, was disputed between Mary and

Hugh III of Cyprus Hugh III (; – 24 March 1284), also called Hugh of Antioch-Lusignan and the Great, was the king of Cyprus (as Hugh III) from 1267 and king of Jerusalem (as Hugh I) from 1268. Born into the family of the princes of Antioch, he effectively rul ...

. Roger had the support of the

Knights Templar The Poor Fellow-Soldiers of Christ and of the Temple of Solomon, mainly known as the Knights Templar, was a Military order (religious society), military order of the Catholic Church, Catholic faith, and one of the most important military ord ...

and the

Republic of Venice The Republic of Venice, officially the Most Serene Republic of Venice and traditionally known as La Serenissima, was a sovereign state and Maritime republics, maritime republic with its capital in Venice. Founded, according to tradition, in 697 ...

when he landed at Acre. The bailiff at the time was Balian of Ibelin, Lord of Arsuf, who initially refused to admit him into the citadel until papers signed by Charles, Mary, and

Pope John XXI Pope John XXI (, , ; – 20 May 1277), born Pedro Julião (), was head of the Catholic Church and ruler of the Papal States from 8 September 1276 to his death in May 1277. He is the only ethnically Portuguese pope in history.Richard P. McBrien, ...

were produced and the

Knights Hospitallers The Order of Knights of the Hospital of Saint John of Jerusalem, commonly known as the Knights Hospitaller (), is a Catholic military order. It was founded in the crusader Kingdom of Jerusalem in the 12th century and had headquarters there u ...

and Patriarch of Jerusalem John of Versailles had refused to intervene. The state of the kingdom became anarchy as Roger raised Charles' standards and demanded oaths of homage from the barons, who in turn refused to accept the transferral of the royal rights without a decision of the Haute Cour. The barons requested Hugh of Cyprus to release them from their oaths, but he refused. Roger then threatened all the barons with confiscation if they did not do him homage. They did. Even

Bohemond VII of Tripoli Bohemond VII (1261 – October 19, 1287) was the count of Tripoli and nominal prince of Antioch from 1275 to his death. The only part left of the Principality of Antioch was the port of Latakia. He spent much of his reign at war with the Templars ( ...

recognised him as regent in Acre. Roger governed the remnant of the Latin kingdom in the East in peace. He continued the alliance with the

Mamluk Mamluk or Mamaluk (; (singular), , ''mamālīk'' (plural); translated as "one who is owned", meaning "slave") were non-Arab, ethnically diverse (mostly Turkic, Caucasian, Eastern and Southeastern European) enslaved mercenaries, slave-so ...

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, at the request of Charles and extended it for another ten years in May 1281. He also refused to aid the

Mongol Mongols are an East Asian ethnic group native to Mongolia, China (Inner Mongolia and other 11 autonomous territories), as well as the republics of Buryatia and Kalmykia in Russia. The Mongols are the principal member of the large family of M ...

ilkhan of Persia,

Abaqa Abaqa Khan (27 February 1234 – 4 April 1282, , "paternal uncle", also transliterated Abaġa), was the second Mongol ruler ('' Ilkhan'') of the Ilkhanate. The son of Hulagu Khan and Lady Yesünčin and the grandson of Tolui, he reigned from 1265 ...

, against the Mamluks at the

Second Battle of Homs The Second Battle of Homs was fought in western Syria on 29 October 1281, between the armies of the Mamluk dynasty of Egypt and the Ilkhanate, a division of the Mongol Empire centered on Iran. The battle was part of Abaqa Khan's attempt at ...

. He even personally congratulated Qalawun on his victory. In 1281, following the

Sicilian Vespers The Sicilian Vespers (; ) was a successful rebellion on the island of Sicily that broke out at Easter 1282 against the rule of the French-born king Charles I of Anjou. Since taking control of the Kingdom of Sicily in 1266, the Capetian House ...

of 30 March, Roger was recalled with his troops to Italy and he left

Odo Poilechien Odo is a name typically associated with historical figures from the Middle Ages and before. Odo is etymologically related to the names Otho and Otto, and to the French name Odon and modern version Eudes (disambiguation), Eudes, and to the Italian n ...

behind as his deputy.

Sources

* {{Setton-A History of the Crusades , volume = 2 13th-century people from the Kingdom of Jerusalem 13th-century regents Year of birth unknown Year of death unknown Charles I of Anjou Regents of Jerusalem