International Security & Defense

Joseph Nye argues that the "one China" formula, if combined with other measures to bolster deterrence against any sudden acts of aggression, can still help to keep the peace.

This week in Say More, Project Syndicate talks with Joseph S. Nye, Jr., an emeritus professor at Harvard Kennedy School, a former U.S. assistant secretary of defense, and the author, most recently, of A Life in the American Century.

The non-Soviet members of the Warsaw Pact contributed to the end of the Cold War along with the superpowers. These Eastern European states recognized that their relationship with the Soviet Union would impede their success in the post–Cold War world, so they ended the Pact.

Stephen Walt writes that those who favor foreign policy restraint believe the United States should trade and invest in other countries, encourage other states to do the same, and be open to managed immigration instead of building walls in a fit of xenophobia.

Stephen Walt argues that bringing Ukraine into NATO now is a bad idea that will prolong the war and leave Kyiv in an even worse position over time.

Joseph Nye considers lessons from his own work on preventing the spread of nuclear technology in the 1970s.

Matthew Evangelista examines the precedents and possibilities for postwar European security in an interview with International Security Executive Editor Jacqueline L. Hazelton.

Mariana Budjeryn reflects on the tenth anniversary of her native Ukraine's Revolution of Dignity.

From the annexation of the Philippines in 1898, to looming confrontation with Iran today, On Point news analyst Jack Beatty on U.S. leadership, vested military interests, and unintended military entanglements.

Joseph S. Nye warns that populist nationalism at home is by far the greatest threat to U.S. power.