Although students of world politics have come increasingly to speak of their empirical domain as a social system, little effort has gone into the systematic observation and measurement of its formal or informal structure. One structural attribute of the inter national system which leaves a...

Although much has been written about foreign policy dissent in the United States, little is known about the relative effectiveness of dissenting tactics. Using evidence from the author's larger study of the impact of the anti-Vietnam War movement on Johnson and Nixon, this paper describes how...