A mapping of the twenty-first-century world that provides a detailed strategy for reconciling the West with the "rise of the rest."

Through compelling analysis and rich historical examples that span the globe and range from the thirteenth century through the present, How Enemies Become Friends explores how adversaries can transform enmity into amity, and exposes prevalent myths about the causes of peace.

At a time when American primacy appears to be stronger than ever, Council Fellow and Georgetown Professor Charles Kupchan argues that the end of Pax Americana is near. What will replace American supremacy, and how American leaders should prepare for this new era, are the central questions of this provocative new book.

Charles A. Kupchan, professor of international affairs at Georgetown University, says the just-concluded NATO summit illustrates the changes taking place in the alliance, where it will become increasingly difficult to reach agreements on issues.

Interview: CFR's Charles A. Kupchan says recognizing Kosovo as independent is the best pragmatic solution from a list of bad options.

Charles A. Kupchan and Ray Takeyh argue that “despite the tightening of U.N. sanctions, the West’s efforts to contain Iran are crumbling where it matters most: in the Middle East.”

Charles Kupchan examines the improving relationship between the U.S. and Europe.

CFR experts offer their analysis of President George W. Bush's final State of the Union address.

Charles A. Kupchan, CFR’s top Europe expert, says with Kosovo on the cusp of announcing independence, he finds the continued Russian opposition “perplexing.”

CFR experts offer their analysis of the proceedings at the Mideast peace conference in Annapolis, Maryland.

Charles Kupchan argues that Tariq Ramadan “may well be able to modestly advance Islam's dialogue with the West.”

Charles A. Kupchan, CFR’s top Europe expert, sees major improvements in the mood of U.S.-Europe relations, but, he cautions,  there are only “slim pickings” to show on policy issues like Iran and Afghanistan.

Charles Kupchan and Peter Trubowitz write that “the greatest challenge facing the next president will be bringing the nation’s foreign policy back into balance with its political will,” in the Los Angeles Times.

Six CFR experts provide their own analysis of the Petraeus and Crocker testimony.

Deep divisions at home about the nature of the United States' engagement with the world threaten to produce failed leadership abroad -- and possibly isolationism. To steady U.S. global leadership and restore consensus to U.S. foreign policy, U.S. commitments overseas must be scaled back to a more politically sustainable level.

Charles A. Kupchan, CFR’s top European expert, says the just-concluded G8 conference in Germany was notable for the clear effort of Presidents Putin and Bush to put aside their sharp differences on European missile defense. Kupchan also noted the compromise worked out by Bush with the European Union states on climate control issues. For that, Kupchan says, Bush deserves some credit for avoiding confrontations, and his seeming willingness to reach accords.

Charles A. Kupchan, CFR’s top Europe expert, says Nicolas Sarkozy “is in pretty good shape” for the presidential runoff and it remains to be seen if Royal can cut substantially into the centrist vote to emerge victorious.