Cheezy the Wiz
Socialist In A Hurry
Bavaria had far more to lose during the 1870-71 War, which was a major reason for it deciding to side with Prussia. Also remember that Bavaria had a hand at Paulskirche during the German 1848 Uprising; Austria did not.
Also, if Austria did join a GrossDetuschland, it would probably not include Hungary or Croatia. Though there were many Germans who lived throughout Eastern Europe, their locations were spotty as you got into Rumania, Hungary, and Eastern Poland, which is why no attempt to include them in a Greater Germany was made, Hitler's "Reich" notwithstanding.
Also, if Austria did join a GrossDetuschland, it would probably not include Hungary or Croatia. Though there were many Germans who lived throughout Eastern Europe, their locations were spotty as you got into Rumania, Hungary, and Eastern Poland, which is why no attempt to include them in a Greater Germany was made, Hitler's "Reich" notwithstanding.