Notable for his political and literary work, Price-Mars served in the Haitian Senate and penned La Republique d'Haiti et la Republique Dominicaine (1953); Ainsi Parla l'Oncle (1928); and other books championing the late 19th and early 20th-century Negritude movement. Early in his political career, he represented his naive Haiti in both Washington, D.C. and Paris. While continuing his political and literary work, he studied medicine and worked as a teacher.