What is Austrian Empire?
{{Infobox Former Country | native_name = ''Kaiserthum Österreich'' | conventional_long_name = Austrian Empire | common_name = Austria | continent = Europe | region = Central Europe | country = Austria | status = Empire | year_start = 1804 | year_end = 1867 | event_end = Austro-Hungarian Compromise | p1 = Holy Roman Empire | flag_p1 = Banner of the Holy Roman Emperor without haloes (1400-1806).svg | s1 = Austria-Hungary | flag_s1 = Imperial Coat of Arms of the Empire of Austria.svg | image_s1 = | image_flag = Flag of the Habsburg Monarchy.svg | flag = List of Austrian flags | image_coat = Imperial Coat of Arms of the Empire of Austria (1815).svg | symbol = | symbol_type = | national_anthem = [[File:National anthem of Germany - U.S. Army 1st Armored Division Band.ogg]]<br />''[[Gott erhalte Franz den Kaiser]]''<br>God Save Emperor Francis | common_languages = [[German language|German]], [[Hungarian language|Hungarian]], [[Romanian language|Romanian]], [[Czech language|Czech]], [[Slovakian language|Slovakian]], [[Slovenian language|Slovenian]], [[Croatian language|Croatian]], [[Serbian language|Serbian]], [[Italian language|Italian]], [[Polish language|Polish]], [[Ruthenian language|Ruthenian]] | religion = [[Roman Catholic Church|Roman Catholic]] | image_map = Austrian Empire (1815).svg | image_map_caption = The Austrian Empire in 1815, after the Congress of Vienna | capital = [[Vienna]] | latd = 48 | latm = 12 | latNS = N | longd = 16 | longm = 21 | longEW = E | largest_city = [[Vienna]] | government_type = Monarchy | title_leader = [[Emperor of Austria|Em