[1] The majority of the founders of USG had belonged to the General Association of Gabonese Students (Association générale des étudiants gabonais, AGEG) in France.
Prominent members of the party included Marguérite Makaga, Vincent Essono Mengue, Alfred Antchouet Wora, Mouanga Mbadinga, Marc-Louis Ropivia and Hervé Ossamane Onouviet.
[6] In November 1993 USG declared its support for candidacy of incumbent President Omar Bongo in the upcoming elections.
After his death Mombo Nzigou provisionally took over the leadership of the party executive committee.
The congress elected Guy Nang Békalé as the first secretary of the party.