Federico Diez de Medina (1839 - 1904) was born in La Paz. Bolivian Minister of Foreign Relations and Worship (1898, 1900 - 1901) and Dean of the Universidad Mayor de La Paz (1878). Politician and writer, he served as Bolivian ambassador throughout South America. He wrote several texts on international law, politics, and international relations.
References
http://www.rree.gov.bo/ministerio/autoridades/fddm-curr.htm
http://www.bvumsa.umsanet.edu.bo/historia/umsa.htm