| A | B | 
| Clovis | Frankish king who first converted to Christianity; he is also considered the founder of France | 
| Harun al-Rashid | greatest of the Abassid caliphs of the Islamic empire | 
| Pope Gregory the Great | increased the power of the pope and sent missionaries to Britain | 
| St. Benedict | founded the influential monastery at Monte Cassino | 
| Genghis Khan | Mongol leader and emperor of China, he established the world's largest empire | 
| Pope Urban II | preached the 1st Crusade | 
| Charlemagne | created a large Frankish Empire (first large empire in West since fall of Rome) and was crowned Holy Roman Emperor | 
| Mohammed | founder of Islam | 
| Justinian | Byzantine emperor who wrote a famous law code and build the Hagia Sophia | 
| William the Conqueror | conquered Anglo-Saxon England in 1066 at the battle of Hastings | 
| Saladin | Muslim leader who defeated the Crusaders to regain the Holy Lands | 
| Charles Martel | "the Hammer"; he defeated the army of the Islamic empire at the Battle of Tours in 732 |