I can't really provide elaboration, but some themes I can provide are class differences, differing ideals of beauty, and attitudes towards life.
The cast of Hedda Gabler - 2013 includes: Jacqui Dubois as Berte Rita Ramnani as Hedda Gabler Benjamin Slade as Lord Maunsel
The cast of Hedda Gabler - 1993 includes: Lena Endre as Hedda Gabler Gunnel Lindblom as Juliane Tesman Margreth Weivers as Berte
General Gabler was not based on a real person. The character General Gabler was created by the playwright Henrik Ibsen for his play "Hedda Gabler," which explores themes of manipulation, power, and societal expectations.
The cast of Hedda Gabler - 1976 includes: Armando Cortez
The only reference I could find was to him being called General Gabler.
The cast of Hedda Gabler - 1967 includes: Catherine Ariel Pascale de Boysson Delphine Seyrig as Hedda Gabler Jean Topart as Judge Brack
The cast of Hedda Gabler - 1979 includes: Giuliana de Sio
Hedda Gabler - 1984 TV is rated/received certificates of: Belgium:KT
The cast of Hedda Gabler - 2006 includes: Annedore Bauer as Frau Elvstedt
Hedda Gabler - 1963 I TV is rated/received certificates of: Finland:K-16
The cast of Hedda Gabler - 1975 includes: Evy Engelsborg as Berte, the maid Ada Kramm as Miss Juliane Tesman Henny Moan as Mrs. Elvsted Knut Sunderland as Judge Brack Monna Tandberg as Mrs. Hedda Tesman
The cast of Hedda Gabler - 1980 includes: Liselott Baumgarten as Berte Jutta Hoffmann as Hedda Tesman, geb. Gabler Monika Lennartz as Frau Elvsted Klaus Piontek as Richter Brack