After German reunification was accomplished on 3 October 1990, eight DSU People's Chamber deputies entered into the Bundestag, where they joined the CDU/CSU parliamentary group.
Setelah penyatuan kembali Jerman tercapai pada 3 Oktober 1990, delapan wakil DSU di Dewan Rakyat masuk ke Bundestag, di mana mereka bergabung dengan kelompok parlemen CDU/CSU.