dismiss for lack of sub- ject matter jurisdiction under the FSIA by HRH Prince Sultan bin Abdulaziz Al-Saud ("Prince Sultan"), HRH Prince Turki AI- Faisal bin Abdulaziz Al-Saud ("Prince Turld"),± and the National Commercial Corp.. 03 Civ. 5738 (S.D.N.Y.); Salvo v. AI Qaeda Islamic Army, 03 Civ. 5071 (S.D.N.Y.); and Trems