The war between "Old Europe" and America is over, but the old friendship, sonorously invoked for decades, is history, too.

On June 5, Josef Joffe led a lively exchange of views on the current divide in U.S.-European relations. Joffe, the copublisher of the Hamburg-based Die Zeit, defined transatlantic tensions as resulting from an imbalance of power. His advice to the United States: America, contain yourself. The following is a...

A review of Josef Joffe's Uberpower.

Scholars from both sides of the Atlantic consider how concepts of citizenship affect debates over immigration and assimilation, tolerance and minority rights, and national cohesion and civic culture.

On both sides of the Atlantic, "citizenship" is the subject of vital and often contentious policy debates. In the United States, a nation famously founded on a creed rather than blood ties, the question of what it means to be an American citizen has always been central to the country's...

This collection of essays, contributed by some of the nation's top scholars and thinkers, takes on the weighty task of sizing up America.