Austria–Germany relations Austria–Germany relations Relations between Austria and Germany are close, due to their shared history and language, with German being the official language and Germans being the largest ethnic group of both countries. Modern-day Austria and Germany were united until 1866: their predecessors were part of the Holy Roman Empire and the German Confederation until the unification of German states under Prussia in 1871, which excluded Austria. In 1918 after the end of World War I, Austria renamed itself the Republic of German-Austria in an attempt for union with Germany but this was forbidden by the Treaty of Saint-Germain-en-Laye (1919). In
Official language differences and keep the country divided. The language used in Montenegro, traditionally considered a dialect of Serbian, became standardized as the Montenegrin language upon Montenegro's declaration (2006) of independence. Official language An official language is a language given a special legal status in a particular country, state, or other jurisdiction. Typically a country's official language refers to the language used within government (judiciary, legislature, administration). Since "the means of expression of a people cannot be changed by any law", the term "official language" does not typically refer to the language used by a people or country, but by its government.