Empires in the Middle Ages: The Byzantine Empire
Cause & Effect: Ancient Civilizations: Ancient Mesopotamia
Empires in the Middle Ages: The Islamic Caliphate
Empires in the Middle Ages: The Holy Roman Empire
Power and Religion in Medieval and Renaissance Times: The Emergence of Modern Europe
Power and Religion in Medieval and Renaissance Times: The End of the Middle Ages
Cause & Effect: Ancient Civilizations: Ancient India
Cause & Effect: Modern Wars: World War I
The Britannica Guide to Islam: The Foundations of Islam and Islamic Thought
Power and Religion in Medieval and Renaissance Times: The Italian and Northern Renaissance
African Kingdoms: An Encyclopedia of Empires and Civilizations
World History: The Black Death: Bubonic Plague Attacks Europe
American History: The Salem Witch Trials: A Crisis in Puritan New England
World History: The French Revolution: The Power of the People
Russian Revolution of 1917: The Essential Reference Guide
The Colonial and Postcolonial Experience: Colonial and Postcolonial Middle East
The Great Depression and the New Deal: Key Themes and Documents
The Sea in World History: Exploration, Travel, and Trade
The World of Renaissance Italy: A Daily Life Encyclopedia
Women's Lives in History: Women in Science