United States v. Exxon Corp.  ·  1983-03-25  ·  District of Columbia  ·  3 pin-cites  ·  pin 366 L. Ed. 2d at 308

“[W]e need not stop to inquire whether, as some lower courts have held, there may be circumstances in which the United States is estopped to deny citizenship because of conduct of its officials.”