“Three grandchildren of Greta Moll, the muse depicted in the portrait, had argued that the painting was taken in violation of international law and demanded that the National Gallery pay $30 million in compensation for the painting or return it. But last September, the Second Circuit Court of Appeals in New York affirmed a lower-court decision that the National Gallery and Britain were immune from the jurisdiction of US courts,” and the Supreme Court has declined to hear an appeal. – The Art Newspaper