Mealey's (March 27, 2020, 2:33 PM EDT) -- WASHINGTON, D.C. — The Republic of Kazakhstan on March 23 petitioned the District of Columbia Circuit U.S. Court of Appeals for a rehearing en banc in its appeal of a trial court’s decision to affirm an arbitral award against it, arguing that the D.C. Circuit created a circuit split with its ruling that Kazakhstan forfeited an argument on appeal by failing to file a motion to amend with the proposed amended complaint attached (Republic of Kazakhstan v. Anatolie Stati, et al., No. 19-7038, D.C. Cir.)....