In the government of
Jean Casimir-Perier, Dubost served as Minister of Justice between 1893 and 1894. He served as Senator for
Isère from 1897 to 1921. In January 1906,
Armand Fallières stood down as President of the French Senate and Dubost was elected in his place. Fallières went on to become the
President of the French Republic. He was serving as a Senator at the time of his death. He was involved in French politics from the foundation of the French Republic in 1870. He was a Counselor of State, he served as a member of the Chamber of Deputies for seventeen years and as a Senator for twenty-four years. ==See also==