He was made a Senior Officer, Ministry of Foreign Affairs on October 16, 1882.
Minister of Foreign Affairs from October 12, 1917 to January 18, 1918 in the administration of Juan Luis Sanfuentes.
[1] On March 4, 1915 Suárez and two others received the Thanks of Congress and were awarded Congressional Gold Medals (P.L.
Resolved by the Senate and House of Representatives of the United States of America in Congress assembled, That the thanks of Congress to their excellencies be, and they are hereby, presented to their excellencies Señor Domício da Gama, Señor Rómulo S. Naón, and Señor Eduardo Suárez for their generous services as mediators in the controversy between the Government of the United States of America and the leaders of the warring parties in the Republic of Mexico.
That the President of the United States is hereby authorized and requested to cause to be made and presented to their excellencies Señor Domicio da Gama, Señor Rómulo S. Naón, and Señor Eduardo Suárez suitable gold medals, appropriately inscribed, which shall express the high estimation in which Congress holds the services of these distinguished statesmen, and the Republics which they represent, in the promotion of peace and order in the American continent.