An authoritative look at South Korea's foreign-policy choices in an increasingly uncertain Asia.

Read an excerpt of Power Rules. Inspired by Machiavelli's classic The Prince, CFR President Emeritus Leslie H. Gelb offers guidelines to the U.S. president in a new book on how to think about and …

Solar energy is the world’s cheapest and fastest-growing power source, but its rise is in danger of stalling. Varun Sivaram argues that realizing solar's potential will require innovation—creative fi…

Read an excerpt of The Ideas That Conquered the World. At the dawn of the twenty-first century, three ideas dominate the world: peace as the preferred basis for relations between countries, democr…