In 1918 a construct Serbo-Croatian language was introduced by government policy as the main language to be used within the created state of Yugoslavia. Before Yugoslavia was established the policy had already started to be implemented by the Austro-Hungarian Empire in the west and it was also being implemented in the east in the Kingdom of Serbia. | In 1918 a construct Serbo-Croatian language was introduced by government policy as the main language to be used within the created state of Yugoslavia. Before Yugoslavia was established the policy had already started to be implemented by the Austro-Hungarian Empire in the west and it was also being implemented in the east in the Kingdom of Serbia. |