Byzantine iconoclasm: Did you mean...?

The First Crusade (1095-1102) was a military campaign by western European forces to recapture the city of Jerusalem and the Holy Land from Muslim control. Conceived by Pope Urban II following an appeal from the Byzantine emperor Alexios I...

Tsar (also czar) is a Slavic term derived from the Latin caesar. Ivan III (Ivan the Great) (r. 1462-1505) was the first Russian ruler to begin using the title of tsar during his reign instead of the title Grand Prince of Moscow. His grandson...

Nikephoros I ruled as emperor of the Byzantine Empire from 802 to 811 CE. A former finance minister who did much to improve the state economy, Nikephoros was not particularly popular with the empire's overtaxed peasants and overregulated...

Constantine VII was Byzantine emperor from 945 until 959 CE. Sometimes known as Constantine Porphyrogennetos because of his birth in the purple chamber of the royal palace, he was served by various regents from 912 CE until reigning in his...

The Battle of Yarmouk River (or Yarmuk River; also written as the Battle of Jabiya-Yarmuk) was fought over the course of six days, from 15 to 20 August 636 CE, between the Muslim army of the Rashidun Caliphate (632-661 CE), under Khalid ibn...

Alboin (r. 560-572 CE) was a king of the Lombards who led his people into Italy and founded the Kingdom of the Lombards which lasted from 568-774 CE. His father was Audoin, King of the Lombards, and his mother Queen Rodelinda. He was most...

Islam arose as a religious and socio-political force in Arabia in the 7th century CE (610 CE onwards). The Islamic Prophet Muhammad (l. 570-632 CE), despite facing resistance and persecution, amassed a huge following and started building...

Basil II (aka Basilius II) was the emperor of the Byzantine Empire from 976 to 1025 CE. He became known as the Bulgar-Slayer (Bulgaroktonos) for his exploits in conquering ancient Bulgaria, sweet revenge for his infamous defeat at Trajan's...

Isaac I Komnenos was the Byzantine emperor from 1057 to 1059 CE. Although his reign was brief, he was known for being a capable and militarily astute general and emperor. As the first emperor to lead troops himself in battle in over 30 years...

Heraclius (Herakleios) was emperor of the Byzantine Empire from 610 to 641 CE. He crushed the Persian empire and returned the looted True Cross to Jerusalem, but the second half of his reign was beset by intrigues and ecclesiastical controversies...