FDR: “To promote larger and more economical production of useful goods.”

I would say the United Nations.

It seems obvious that we will be more or less responsible for security in all the Pacific waters.

Possession of any mine or mines taken under this order shall be terminated by the Secretary of the Interior as soon as he determines that such possession is no longer required for the successful prosecution of the war.

The Secretary of the Interior is authorized and directed to take possession of any and all such mines.