Empires in the Middle Ages: The Islamic Caliphate
Empires in the Middle Ages: The Mongol Empire
Empires in the Middle Ages: The Ottoman 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
Power and Religion in Medieval and Renaissance Times: The Italian and Northern Renaissance
The Britannica Guide to Islam: The Foundations of Islam and Islamic Thought
Cause & Effect: Modern Wars: World War II
The Britannica Guide to Islam: The Islamic World from 1041 to the Present
Cause & Effect: Modern Wars: The Cold War
Primary Sources in World Warfare: The Vietnam War
A Political and Diplomatic History of the Modern World: The Cold War
Primary Sources in World Warfare: World War I
World History: The Black Death: Bubonic Plague Attacks Europe
American History: The Salem Witch Trials: A Crisis in Puritan New England
The World of Renaissance Italy: A Daily Life Encyclopedia
Analyzing the Issues: Critical Perspectives on Terrorism
Daily Life in 18th-Century England
Russian Revolution of 1917: The Essential Reference Guide