Test your knowledge of Mexico, from its president to its border with the United States.

Take this quiz to test your knowledge of the purposes, scale, and history of U.S. aid to the rest of the world.

Test your knowledge of South Korea, from its thriving economy to its relations with the North.

Test your knowledge of Iran, from its politics to its oil industry.

Test your knowledge of Japan, from its postwar alliances to its territorial disputes.