The autumn of 1918 brought the end of WWI. ended.The Austro-Hungarian Empire collapsed, the Aster Revolution ran its course in Hungary, Archduke Joseph appointed Count Karolyi Mihaly, head of the Hungarian National Council the Prime Minister. The government of the Hungarian People's Republic, led by M. Karoya, had its own ideas on the prospects of the north-eastern counties of Hungary. The Karolyi government entrusted Oszkar Jaszi, a minister without portfolio, a well-known social scientist, an expert in ethnic issues to elaborate the Hungarian nationalities' autonomy. On December 21, 1918, the People's Law Nr. X was adopted. It provided for the creation of Ruszka Krajna autonomous region on the territory of Ung,Bereg,Ugocsa and Maramaros (Maramures) counties inhabited by the Rusins. Historians are aware of the attempt of the Hungarian People's Republic to create Rusinian autonomy in the late 1918 and early 1919. However,there are archival documents that can help to supplement our previous knowledge of the issue, providing an insight into the circumstances of the creation of Ruszka Krajna and how real the chances of autonomy were. The article attempts to reveal the plans of the Hungarian government regarding the Rusins in 1918-1919, to derscribe the activities of the Ministry of Ruszka Krajna and the Governor's Office, and to specify the political and social circumstances that influenced these events. In the course of the research,the author first studied the little-known documents of of Ruszka Krajna in Munkacs, the Greek Catholic Diocese of Munkacs, and the Rusinian People's Council of Hungary.