 Medievalists Nora Berend and Kyra Lyublyanovics both argue that dissatisfaction with Habsburg centralism reinforced ethnic separatism and contributed to the brief reemergence of a Cuman ethnos; a forged version of the "Cuman laws" of 1279 was produced in the 18th century to justify ancient liberties against normative pressures.Other scholars believe that the document is a reasonably faithful copy of King Ladislaus' writ, with only some modifications.Elements of self-rule were finally restored by Queen Maria Theresa on May 6, 1745.