大ルーマニア
In the interwar period, Sălaj evolved within the history of Greater Romania. Was remarked Iuliu Maniu's political activity, president of PNR, then president of PNȚ and prime minister of Romania. At the beginning of Greater Romania, Sălaj County had 3,815 km2 and 226,716 inhabitants, of which: 139,878 Romanians, 70,405 Hungarians, 9,322 Slovaks, 831 Jews, 6,282 other nationalities. Legislation of Greater Romania offered the possibility of functioning of schools or departments in native languages. According to documents from the State Archives, Sălaj County, in 1933 had 342,642 inhabitants, of which: 202,176 Romanians, 90,800 Hungarians, 30,840 Germans, 17,138 Jews, 1,715 other nationalities. The number of students was: 44,921 Romanians, 20,192 Hungarians, 3,287 Germans, 2,111 Jews, 396 other nationalities.