President Bush's announcement Tuesday that he would support the effort of a United Arab Emirates-owned company, Dubai Ports World, in its bid to take over a lease for part of the Port of New York and other major U.S. seaports — even to the point of vetoing legislation that would block the deal — is as regrettable as it is untenable. President Bush has dug in his heels on a fight he surely cannot win. The only political figure of note who has fully supported his position publicly seems to be former President Jimmy Carter — a salutary reminder of...