exceptions to statutory foreign sovereign immunity and protecting a sovereign’s or sovereign’s agency’s legitimate claim to immunity from discovery.” First City, Texas—Houston, N.A. v. Rafidain Bank, 150 F.3d 172, 176 (2d Cir.1998) (ordering full discovery against defendant over whom court al- ready had subje

ally, discovery regarding NCB’s FSIA defense would necessarily subject the Kingdom to discovery, which the Court is hesitant to do unnecessarily. See First City, Texas—Houston, N.A. v. Rafidain Bank, 150 F.3d 172, 176 (2d Cir.1998); see also Arriba Ltd. v. Petroleos Mexicanos, 962 F.2d 528, 534 (Sth Cir.1992)