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Byzantine Empire
The eastern half of the Roman Empire that survived after the fall of the Western Empire.
Nika Rebellion
Riot where fans called for the overthrow of Justinian, saved by his wife Theodora.
Patriarch
Leader of the church.
Slavs
People group from eastern Europe, traded with the Byzantines, same ethnic group as the Russians.
Kiev
Trade center and capital of the first major Russian state.
Bedouins
Nomadic herders, earliest inhabitants of Arabia.
Ka'aba
Shrine in Mecca, erected by Abraham.
Umma
Islamic community.
Hajj
Pilgrimage to Mecca.
Shari'a
Collection of Islamic law from the Qur'an and Sunna.
Sunni
Islamic group believing any Muslim can be caliph.
Abbasids
Overthrew Umayyads, established Baghdad as capital, ruled during golden age.
House of Wisdom
Academic center in Baghdad.
Justinian
Byzantine emperor who reconquered territory, built Hagia Sofia, introduced new legal code.
Muhammad
Founder of Islam, born into Mecca's ruling tribe.
Uthman
Murdered Umayyad caliph, sparking a civil war among Muslims.
Ibn Rushd
Spanish-Arab philosopher, Averroes.
Justinian's Code
Reorganized and standardized Roman laws.
Iconoclasts
Opposed to the use of icons.
Schism
Separation.
Cyrillic
Form of Greek alphabet for Slavic languages, attributed to Cyril.
Dome of the Rock
Mosque in Jerusalem.
Mecca
Holy city in Islam, birthplace of Muhammad.
Islam
Monotheistic religion based on teachings of Muhammad.
Qu'ran
Holy book of Islam.
Shahada
Islamic declaration of faith.
Jihad
Struggle to please God.
Shi'a
Islamic group believing only Muhammad's descendants can be caliph.
Library of Cordoba
Umayyad center of learning.
Theodora
Justinian's wife, influenced policy, fought for laws protecting women and minorities.
Ali
Muhammad's son-in-law, considered the first caliph by Shi'ites.
Harun al-Rashid
Well-known Abbasid caliph.
Ibn Battuta
Scholar who traveled extensively.
Hagia Sophia
Church in Constantinople.
Icons
Religious images.
Excommunication
Church expulsion.
Constantinople
Byzantine capital.
The Thousand and One Nights
Collection of Muslim folktales.
Medina
City where Muhammad fled persecution.
Hijrah
Muhammad's journey to escape persecution.
Five Pillars of Islam
Acts of worship required by Muslims.
Mosque
Islamic place of worship.
Caliph
Successor.
Umayyads
Islamic dynasty.
Calligraphy
Beautiful handwriting.
Al-jabr
Algebra.
Cyril
Missionary to convert Russians to Orthodox Christianity.
Abu Bakr
First caliph after Muhammad.
Ibn Sina
Islamic scientist/philosopher.
Al-Khwarizmi
Muslim mathematician, creator of algebra.
Vladimir of Kiev
Converted to Orthodox Christianity, conquered by Mongols.
Ivan III
First ruler of independent Russia, declared himself czar.