 In Yugoslavia, from 1972 to 1989, the language was constitutionally designated as the "Croatian literary language" and the "Croatian or Serbian language".It was the result of the resistance to "Serbo-Croatian" in the form of a Declaration on the Status and Name of the Croatian Literary Language and Croatian Spring.Croatians are protective of their Croatian language from foreign influences and are known for Croatian linguistic purism, as the language was under constant change and threats imposed by previous rulers (i.e.