Law Commons^™

Beyond One Voice, David H. Moore

Faculty Scholarship

The one-voice doctrine, a mainstay of U.S. foreign relations jurisprudence, maintains that in its external relations the United States must be able to speak with one voice. The doctrine has been used to answer critical questions about the foreign affairs powers of the President, Congress, the courts, and U.S. states. Notwithstanding its prominence, the one-voice doctrine has received relatively little sustained attention. This Article offers the first comprehensive assessment of the doctrine. The assessment proves fatal.

Despite broad use and value in certain contexts, the one-voice doctrine is fundamentally flawed. The doctrine not only is used to address divergent questions …