The Grand Area (n.) was wartime planners' design for a postwar world in which the United States would hold unquestioned power and limit others' sovereignty.
Grand Area (n.) was the postwar planners' name for as much of the world as could be subordinated to the needs of the U.S. economy.
Grand Area (n.) was the planners' name for a world order bent to the needs of the American economy — what was good for us, as one put it, being good for the world.
Grand Area (n.) was the wartime planners' name for the non-German world the US meant to organize under its own unquestioned power.
The Grand Area (n.) was a wartime blueprint for a world in which one power kept unquestioned supremacy and limited the sovereignty of anyone who might interfere.