American Diplomacy 19001950 Author:George F. Kennan How has the United States -- so secure in the world of 1900 -- become so insecure today? George F. Kennan, "American's diplomatic chief of staff," considers the riddle of diminishing US world security in the challenging appraisal of this country's foreign relations during the first half of the twentieth century. His candid, knowledgeable evaluat... more »ion of US principles and policies and his recommendation for future American policy should be read by everyone who is eager to preserve peace and stability in the world.« less