On [[June 4]], [[1920]], the [[Treaty of Trianon]] was signed, establishing Hungary's new borders. Compared with the pre-war Kingdom, post-Trianon Hungary had 71% less territory and 66% less population. About one-third of the Magyar population became minorities in neighbouring countries. Hungary also lost its only [[Port|sea port]] at Fiume (today [[Rijeka]]). Therefore, [[Politics of Hungary|Hungarian politics]] and culture of the [[interwar period]] was dominated by [[irredentism]] ( the restoration of historical "[[Greater Hungary (political concept)|Greater Hungary]]"). | On [[June 4]], [[1920]], the [[Treaty of Trianon]] was signed, establishing Hungary's new borders. Compared with the pre-war Kingdom, post-Trianon Hungary had 71% less territory and 66% less population. About one-third of the Magyar population became minorities in neighbouring countries. Hungary also lost its only [[Port|sea port]] at Fiume (today [[Rijeka]]). Therefore, [[Politics of Hungary|Hungarian politics]] and culture of the [[interwar period]] was dominated by [[irredentism]] ( the restoration of historical "[[Greater Hungary (political concept)|Greater Hungary]]"). |