This book describes the constitutional law of foreign affairs, derived from the historical understanding of the Constitution's text. It examines timeless and recurring foreign affairs controversies--such as the role of the president and Congress, the power to enter armed conflict, and the power to make and break treaties--and shows how the words, structure, and context of the Constitution can resolve pivotal court cases and leading modern disputes. The book provides a counterpoint to much conventional discussion of constitutional foreign affairs law, which tends to assume that the...