Alliances
Alliance Commitment in an Era of Partisan Polarization: A Survey Experiment of U.S. Voters
There is rising apprehension that U.S. partisan polarization is making it harder for the United States to keep its international commitments. This could have profound implications for one of the most critical elements of U.S. foreign policy: its commitment to…
Sweden, Finland, and the Meaning of Alliance Membership
Rationalist understandings of military alliances argue that a formal treaty underpinning the security relationship is crucial for deepening and rendering more efficient defense cooperation between countries. However, Sweden’s and Finland’s cooperation with…
Not at Any Price: LBJ, Pakistan, and Bargaining in an Asymmetric Intelligence Relationship
International relations theory focuses largely on acknowledged alliances, and yet secret ties also shape relations among states. U.S.-Pakistani intelligence collaboration in the early Cold War highlights the gaps in our understanding of informal and secret…
America’s Alliances After Trump: Lessons from the Summer of ’69
Richard Nixon's 1969 Guam doctrine led America's allies in Asia to pursue a variety of strategies based on perceptions of America's reliability. If the Biden administration wants to strengthen the country's alliances moving forward, and avoid repeating Nixon's…
Restraining an Ally: Israel, the United States, and Iran’s Nuclear Program, 2011–2012
In asymmetric alliances, a superior state provides security to a weaker ally, who in exchange surrenders its autonomy to its stronger protector. But what happens when the weaker state’s vital interests clash with its stronger ally’s preferences? In 2011…