Career

Josué Fiallo is a Dominican lawyer and diplomat. A Doctor of Law, summa cum laude, from Universidad Iberoamericana (UNIBE) and a Master in Public Policy and Administration from the London School of Economics (LSE) as a Chevening Scholar, he also trained at the Clingendael Institute in The Hague and at the Unit for the Promotion of Democracy of the Organization of American States (OAS). In Santo Domingo he advised the Justice Committee of the National Revisory Assembly that reformed the Constitution in 2010, was part of the team that designed the 9-1-1 National Emergency and Security Response System, and helped draft the organic laws of the Ministry of Foreign Affairs, the National Police and the Armed Forces, as well as the laws on arms control, money laundering, migration and the financing of terrorism.

His foreign service took him to London, as Counsellor of the Embassy and Ambassador to the International Maritime Organization; to Geneva, as Ambassador on Special Mission to the International Organizations; to New York, as Political Coordinator of the Dominican mission during the country’s first term on the United Nations Security Council (2019); to Washington, as Ambassador and Permanent Representative to the OAS (2019–2024), where he chaired the Permanent Council, the Inter-American Council for Integral Development, the Inter-American Committee against Terrorism and the Committee on Juridical and Political Affairs; and to San José, as Ambassador Extraordinary and Plenipotentiary to Costa Rica (2024). He is the author of «Diplomacia de crisis: Guatemala, la OEA y la esperanza democrática en 2023».