 The Kingdom of Croatia-Slavonia was ruled by the emperor of Austria, who bore the title "King of Croatia, Slavonia and Dalmatia" and was confirmed by the State Sabor (Parliament of Croatia-Slavonia or Croatian-Slavonian Diet) upon accession.The King's appointed steward was the ban of Croatia and Slavonia.On 21 October 1918, Emperor Karl I, known as King Karlo IV in Croatia, issued a Trialist manifest, which was ratified by the Hungarian side on the next day and which unified all Croatian Crown Lands.