Of modest origins, after completing high school, Garbay was admitted to
Saint-Cyr military academy in 1921 He refused to accept it and as commander of the 3rd bataillon de marche of French Equatorial Africa Then he commanded all the French troops from French Occidental Africa In 1959, he was appointed as Inspector of Overseas Forces. On 1 April 1961, at his request, he relinquished control of the active army and he was placed in reserve. Pierre Garbay died on 17 July 1980 in
Montluçon (
Allier) and he was buried in
Velesmes-Échevanne in
Haute-Saône. ==Decorations==