Articles

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.

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

Although China's motives for developing the Belt and Road Initiative (BRI) have been well studied, scholars have yet to comprehensively examine why states seek to join the initiative. The authors fill this gap by examining how and why states join the BRI. Countries join by signing a Memorandum of Understanding (MOU) with China on cooperation under the BRI framework.

States frequently acquire proof that other states have violated norms. Yet, existing theories do not fully explain how states wield such proof to coerce wrongdoers. Four case studies of nuclear proliferation probe a novel theory of how states coerce norm violators by concealing, sharing privately, or publicizing proof of guilt.

Two variables help determine whether ideological enemies are likely to ally against a shared material threat. States’ susceptibility to domestic ideological changes and the nature of states’ ideological differences are two contending forces that influence alliance formation or failure.

Elias Götz responds to Michael McFaul’s fall 2020 article, “Putin, Putinism, and the Domestic Determinants of Russian Foreign Policy.”

Former President Bill Clinton reflected on the foreign policy challenges of his presidency at the inaugural Stephen W. Bosworth Memorial Lecture in Diplomacy, hosted Wednesday by the Harvard Kennedy School.

Trump tied American jobs to endless wars in the Middle East. Biden should link them to renewed diplomacy.

Did the Western powers promise in 1990 not to expand NATO? An examination of the evidence leads to the conclusion that the Russian allegations are by no means baseless, which affects how the U.S.-Russian relationship today is to be understood.

A social exchange network approach reveals how three U.S. allies—Japan, South Korea, and Taiwan—contributed to the emergence and shape of the hub-and-spokes alliance system in East Asia. This finding enables scholars and policymakers to devise appropriate policy responses as the system changes.