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Modern History and U.S. Foreign Policy: Europe and Eurasia
From World War I to the War in Ukraine, learn how history and U.S. intervention has shaped the region.
Who Releases the Most Greenhouse Gases?
Learn how the world measures greenhouse gas emissions and how different approaches imply different levels of responsibility.
Why Did World War II Happen?
In this free resource on World War II, understand the causes of World War II and why these issues drove countries back to battle just two decades after World War I.
Sources of Energy: A Comparison
Learn how turning toward cleaner energy sources means factoring in economic and energy needs alongside environmental ones.
Modern History: The Americas
Although referred to as the “New World” by Europeans, the Americas have thousands of years of history.
The Paris Agreement
What is the Paris Agreement? In this free resource, learn what actions countries are taking to address the global threat of climate change.
What Is Climate Change?
In this educational video, learn why the climate is changing, how it affects us, and what we can do about it.
Why Did World War I Happen?
In this free resource on World War I, explore the causes and effects of the Great War to understand how the conflict shaped world history.
How Did Mass Production and Mass Consumption Take Off After World War II?
Discover how consumer goods have become cheap and ubiquitous in the global era.
Essential Events Between 1900 and 1945
Learn how two world wars and other major historical developments from the Spanish-American War to World War II reshaped global affairs in the first half of the twentieth century.