American diplomats worked closely with the League of Nations. The United States used its considerable influence to settle some of the outstanding issues left over from World War I, and Washington took the lead in negotiating naval limitations in the Pacific.

Theodore Roosevelt's policy to build a two-ocean navy confirmed that the old-style isolationism of the founders had not survived the modern, increasingly globalized world.

The 1898 annexation of the Hawaiian Islands merely formally recognized what had long been American domination.

Margaret MacMillan Quotes