Not exactly. Quite many other Slavs were very unsatisfied with Austrian rule. Neoabsolutist Era was the worst.
https://www.britannica.com/place/Aus...st-era-1849-60
later random examples
https://en.wikipedia.org/wiki/Celje_...Grammar_School
Quote:
It was the first high school built in the region, established in 1808 by the Austrian Empire. Initially, the language of instruction was only German, although the great majority of the pupils came from the Slovene Lands. In 1895, the first classes with Slovene as the language of instruction were established. German nationalists in Austria-Hungary fiercely opposed this move, which resulted in a government crisis and fall of the cabinet of prince Alfred III. zu Windisch-Grätz.

