of concern. The U.S. Department of Defense is represented by the U.S. Military Group and the Defense Attache Office. These organizations ensure close military-to-military contacts, and defense and security cooperation with the armed forces of Argentina. Principal U.S. Embassy officials Edward C. Prado was nominated to the post of Ambassador to Argentina by President Donald Trump on January 17, 2018. The post had been vacant since the resignation of Noah Mamet a year earlier, during which time Chargé d'Affaires Tom Cooney served as acting ambassador. Ambassador of Argentina to the United States Fernando Oris de Roa, an executive with extensive experience in Argentine agriculture, was appointed Ambassador to the United States by President Mauricio Macri on January 11, 2018. The post had been vacant since the April 3, 2017, resignation of Martín Lousteau over an arms procurement scandal involving a $2 billion request disclosed by the office of Congressman Pete Visclosky but not authorized by the Argentine Congress. Chargé d'Affaires Sergio Pérez Gunella had served as acting ambassador in the interim. After Alberto Fernández took office in December 2019, he designated Jorge Argüello as ambassador to the United States. Argüello's credentials were accepted in Washington, where President Donald Trump asked Argüello to tell president Fernández that "[he] can count with this President" regarding the Argentine debt with the International Monetary Fund. On February 22, 2020, Argüello said that he was working to pave the way for a meeting between the two presidents. Diplomatic missions Of Argentina Washington, D.C. (Embassy) Atlanta (Consulate-General) Chicago (Consulate-General) Houston (Consulate-General) Los Angeles (Consulate-General) Miami (Consulate-General) New York City (Consulate-General) Orlando (Consulate-General) Of United States Buenos Aires (Embassy) See also United States Ambassador to Argentina Argentina–United States lemon dispute Argentine Americans Americans in Argentina References Further reading Allison, Victoria. "White Evil: Peronist Argentina in the US Popular Imagination Since 1955," American Studies International (2004) 42#1 pp 4–48. covers 1955 to 1999 Bemis, Samuel Flagg. "Early Diplomatic Missions from Buenos Aires to the United States 1811–1824," Proceedings of the American Antiquarian Society (1939) 49 (1). pp 11–101. Dorn, Glenn J. "‘Bruce Plan’and Marshall Plan: The United States's Disguised Intervention against Peronism in Argentina, 1947–1950." International History Review 21.2 (1999): 331-351. online Fifer, Valerie. United States Perceptions of Latin America, 1850-1930: A 'New West' South of Capricorn? (Manchester U. Press, 1991). 203 pp. Frank, Gary. Struggle for hegemony in South America: Argentina, Brazil, and the United States during