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In page Graz:

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In the 19th century the student associations in Graz were a crucible of Slovene nationalism and some Slovene students there were more nationally aware than other Slovenes. This led to fierce anti-Slovene efforts by the German supermajority in Graz before and during World War II.[2] Slovenes only ever constituted a tiny minority in the city.[citation needed] This is also why Peter Kozler did not include it in his map.[citation needed]