Alexius Comnenus 

Byzantine Emperor from 1080-1118. Appealed to West for help post-Manzikert. Reclaimed western Asia Minor lands after the First Crusade.

Alfonso VI of Leon 

Began serious Reconquista in late 11th century. Defeated by Almoravids at Sagrajas, 1086.

Alfonso VIII of Castile 

King (1158-1214). Victor at Las Navas de Tolosa, opened way for 13th century Reconquista thrust.

Almoravids 

Revivalist Muslim dynasty from North Africa. Crossed over to Spain in 1080s and shored up defenses against Christians until early 1100s. 

Arnold of Brescia  

Leader of Italian commune in 1050s. Anti-sacerdotal, called on Church to return to apostolic poverty. Captured and executed by Barbarossa.

Barbarossa 

German emperor, 1152-1190. Attempted over twenty years to reassert German control in Italy, over towns and Popes. Extremely activist but was unable to control the independent Italian towns. Died during Third Crusade.

Basil II 

Byzantine Emperor, 976-1025. Destroyed Bulgars, held up eastern defenses. Most glorious ruler of Byzantium after Heraclius.

Bohemond

Norman adventurer-crusader from First Crusade. Became Count of Antioch in 1098.

Bulgars 

Pagan people that moved southwest from Caspian are and began raiding Byzantium from 500s. Created state in 700-800s. Destroyed by Basil II.

Fatimid 

Shi’i Muslim dynasty emerging from Tunisia to conquer Egypt in 969. Controlled Palestine during Crusades to 1170s.

Ferdinand I of Leon 

Important Reconquista personage. Began appointing French monks as Spanish bishops from the 1050s. These monks were not as impressed with Muslim grandeur as the Spaniards had been, and the Church reformation gave the Spaniards a reinvigorated Christian identity, highlighting confessional differences from the Muslims.

Frederick II 

German Emperor (1215-1250), king of Sicily through mother. Highly cultured and of eclectic interests, knew Arabic, more Sicilian than German, espoused feudal laissez faire policies in Germany but aspired to close central control in Italy. Opposed by Pope for his Italian interests, and excommunicated when negotiated return of Jerusalem in 1229 rather than its military liberation. Fought the resurrected Lombard league, was never able to pacify north-central Italy.

Godfrey of Bouillon 

Crusading leader in First Crusade, became king of Jerusalem for one year in 1099.

Robert Guiscard 

Norman leader in Sicily, agreed to protect popes. 

Henry III 

German Emperor (1039-1056) descending into Rome to install mostly reform popes.

Henry IV 

German Emperor (1056-1106), including during Investiture Controversy. German nobles had gained power during his long minority, and as emperor he faced a revolt of nobles in league with the papacy. Eventually put both down, but the effort weakened the German monarchy.

Irene 

Byzantine Empress at end of 9th century. Rejected Iconoclasm and was financially profligate. Overthrown in 802.

Leo the Isuarian 

Byzantine Theme General who took power in 717 and then fought off the second Muslim siege. Inaugurated Iconoclasm.

Louis VII 

Important French king (11137-1180) able to build a central bureaucracy and begin the taming of French nobles.

Louis IX 

St. Louis, French king 1226-1270. French monarchy at strongest relative to nobles. Known for piety, justice. Crusaded twice, got all Plantagenet lands back except for Gascony.

Manuel Comnenus 

Byzantine emperor (1143-1180), insisted on Crusader states recognizing his imperial status. Allowed more privileges to westerners in empire. Was defeated by Seljuks at Myriocephalum in 1176.

Muawiya 

First Ummayad Caliph, comes to power by defeating Ali in 661. Starts naval incursions into Byzantium.

Otto I 

Saxon emperor of Germany (936-973). Defeated Magyars, settled Papal matters, was crowned emperor. Ruled without feudal relations.

Sviatoslav 

Russian leader and general, led men south of the Danube in 970s. Imperial forces utterly defeated the Russians at Arcadiopolis. In 972, John Tzimisces led armies to the old Bulgarian capital of Preslav and engaged the Russians in a fierce battle. The Russians broke, and so Preslav was later occupied by Greek forces around Easter 972. Sviatoslav fled and was finally defeated at Dristra on the Danube, in July 972.

John Tzimisces 

Byzantine general, in 969 killed Nicephoras Phocas. Major concerns dealt with his neighbors to the north and east, such as Sviatoslav of the Russians, who was finally defeated at Dristra on the Danube, in July 972. In 975, John turned his full attention to the East, campaigns here would represent the furthest extent of Byzantine reconquest for all the state's history. By the fall of that year, most of Palestine, Syria, and Lebanon were under Byzantine control.

Philip I 

French king (1060-1108), began turning the tide of feudal decomposition in France by insisting on his crown rights and using all means to increase his power.

Philip II Augustus 

French king, 1180-1223. Saw to institutional growth of French monarchy; reined in feudal nobles. Fought Angevins and beat John of England at Bouvines, bringing much of France back to crown control. Participated in Third Crusade.

Pope Gregory VII 

Hildebrand, reforming pope (1073-1085), and chief Church protagonist in Investiture Controversy. Died as a Norman hostage. Began many ideas that later emerged in Crusades.

Pope Leo IX  

Pope (1048-1054) installed by Henry III, supported papal autonomy from secular rulers and was a reforming bishop.

Pope Urban II 

Pope (1088-1099). Had been a secretary to Gregory VII. Brought Papacy back to Rome. Was a Cluniac Prior. Articulated Crusader idea and launched the First Crusade. Established a better central papal bureaucracy.

Salah al-Din al-Ayyubi 

Overthrew Fatimids in Egypt, setting up Ayyubid dynasty and uniting Egypt and the Fertile Crescent. Defeated crusader armies at Hattin in 1187 and took Jerusalem back in 1188. Muslim personage of great chivalry value to western medieval legend.

Vladimir of Rus 

Head of Russian Kiev state. Helped Basil II retain power early on; married Basil's sister in return for conversion to Greek Orthodoxy.

Zengi 

Seljukid Amir of Mosul who began Muslim comeback in Crusades. Took Edessa in 1144.