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What Is Interstate Conflict?
Bombs and bullets are not always required for countries to come into conflict. From Russia’s war in Ukraine to a U.S. trade war with China, explore the different ways countries come into tension.
Reading
Understanding Intrastate Conflict
From civil war to terrorist violence, explore the types, causes, and consequences of conflicts within countries that are increasingly threatening world order.
Reading
Understanding Northern Ireland’s ‘Troubles’
More than twenty years after the Good Friday Agreement was signed, challenges remain for Catholics and Protestants in Northern Ireland long after the conflict ended.
Timeline
NATO: The World’s Largest Alliance
What is NATO? Trace NATO’s history and learn how the organization’s mission has evolved over seventy-five years, from the end of World War II to Russia’s war in Ukraine.
Reading
Human Trafficking in the Global Era
Understand the various forms of human trafficking, including forced labor, forced marriage, and forced organ removal.
Video
Why Do We Live in Countries?
How did sovereignty become part of world history? In this educational video, learn why kingdoms turn into countries after the Thirty Years’ War.
Reading
How Did Humans Come to Live Longer and Healthier Lives?
From the history of vaccines and medical quarantines to the origin of the World Health Organization, explore how innovations in global health increased human longevity and prepared the world for COVID-19.
Reading
What Are the Causes and Consequences of Industrialization?
Learn about the Industrial Revolution and how technological innovations from the eighteenth and nineteenth centuries continue to shape society today.
Reading
What Is the Enlightenment and How Did It Transform Politics?
Explore how calls for liberty, equality, and individual rights caused revolutions around the world, from the American Revolution to the French and Haitian Revolutions.
Reading
What Is Colonialism and How Did It Arise?
Explore how colonialism enriched empires and fundamentally reshaped countries such as India.