I roto i te 1848, ko Austria te kawanatanga nui o Tiamana. I whakaarohia ko ia te kaiwhaiwhai o te Emepaea o Roma Tapu, i whakakorehia e Napoleon i te tau 1806, a kaore i whakaarahia e te Congress of Vienna i te tau 1815. Ko te kaiwawao o Tiamana Austrian a Klemens von Metternich i kaha ki te kaupapa o Austria mai i te 1815 tae noa ki te 1848. Pātai: I te 1848, he aha te mea i whakaarohia e Austria ki te tango?
Ko te Emepaea o Roma Tapu