Authorities Cited: United States Code 28 U.S.C. § 1332 28 U.S.C. § 1332(a) 28 U.S.C. § 1367(b) Supreme Court 7 U.S. 267 163 U.S. 269, 273 303 U.S. 283, 288-289 320 U.S. 238, 240 538 U.S. 408, 425 545 U.S. 546, 564-585 Circuit Courts 753 F.2d 565 941 F.2d 519 993 F.2d 1309, 1310 994 F.2d 364, 366 58 F.3d 1209, 1211-1212 75 F.3d 311, 315 169 F.3d 448, 452 230 F.3d 974, 978 250 F.3d 1077, 1081 284 F.3d 795, 799 299 F.3d 624, 631 312 F.3d 256, 258 356 F.3d 731, 737 361 F.3d 991, 993 441 F.3d 536, 539-543 Federal Rules of Civil Procedure Fed. R. Civ. P. 20