Established in 1990,[1] the party nominated Jean-Pierre Lemboumba-Lepandou as its candidate for the 1993 presidential elections.
He finished ninth in a field of thirteen candidates with 1.4% of the vote.
In the 1997 local elections the PGCI won 14 seats.
[2] In 2002 it joined the Presidential Majority, supporting the Gabonese Democratic Party.
[4] The party nominated five candidates for the 2011 National Assembly elections,[5] winning one seat.