The earliest mention of Dalmatia as a province came after its establishment as part of the Roman Empire. Dalmatia was ravaged by barbaric tribes in the beginning of the 4th century. Slavs settled in the area in the 6th century, the White Croats settled Dalmatia the following century. In 1527 the Kingdom of Croatia became a Habsburg crown land, and in 1812 the Kingdom of Dalmatia was formed. In 1918, Dalmatia was a part of the State of Slovenes, Croats and Serbs, then the Kingdom of Yugoslavia. After World War II, Dalmatia became part of Socialist Federal Republic of Yugoslavia in SR Croatia.