Bolivia

1990 Unification of Germany – International Stamp Exhibition “PHILATELIA ’90” – Berlin

1990 Unification of Germany

1990 The 700th Anniversary of the Swiss Confederacy

1990 The 400th Anniversary of the Larecaja District

1990 America UPAEP – Local Motifs

1990 The 500th Anniversary of the Discovery of America by Columbus, 1992

1990 The 100th Anniversary of the Cochabamba Social Club

1990 Football World Cup – Italy – German Victory

1990 Telecommunications Development Year

1990 The 100th Anniversary of the Bolivian Chamber of Commerce