While these essays rely on a wide variety of scattered sources, primary and secondary, they are essentially introductions to their subjects and make no pretense at being comprehensive. The references cited bear most directly on the subjects of the essays and are usually representative of a larger literature. Most of the sources cited contain further bibliographical references.
ON TWENTIETH-CENTURY ISOLATIONISM
There is no general study of twentieth-century isolationism, particularly of its ideas, but for the general background of nineteenth- century isolation there are three fundamental studies. The latest is Albert K. Weinberg, "The Historical Meaning of the American Doctrine of Isolation," American Political Science Review, XXXIV ( April, 1940), 539-547 J. Fred Rippy wrote two monographs, America and the Strife of Europe ( Chicago, 1938) and, with Angie Debo , "The Historical Background of the American Policy of Isolation," Smith College Studies in History, IX, Nos. 3 and 4 ( Northampton, Mass., April and July, 1924). William L. Langer in "Diplomatic Isolation," Encyclopaedia of the Social Sciences, VIII, 3 52)-3 55) has placed isolation in a world-wide diplomatic context. Thomas A. Bailey in The Man in the Street ( New York, 1948) has several chapters on the "roots" and "fruits" of isolationism and Thomas I. Cook and Malcolm Moos in Power through Purpose: The Realism of Idealism as a Basis for Foreign Policy ( Baltimore, 1954) analyze isolationism in broad general terms and equate isolation with "insulationism."
A book which covers isolationism in a large setting is Foster Rhea Dulles , America's Rise to World Power: 1898-1954 ( New York, 1955), and another which deals with isolationism and ideas is Robert