Another First Nation is questioning millions in alleged withdrawals from a trust overseen by Alberta separatist lawyer Jeffrey Rath and his professional corporation, court documents obtained by Global News reveal. The allegations from Sturgeon Lake Cree Nation emerged from material filed in a separate court battle between Rath and Tallcree First Nation. That case led a provincial judge on Friday to grant an interim Mareva order against Rath and Jeffrey R.W. Rath Professional Corporation, which operates as Rath & Company. The judge found reasonable grounds to believe assets could be moved or dissipated before judgment.A Mareva order, also known as…