Name of Mexico Mexicanos" (also "Estados-unidos mexicanos")—literally the "Mexican United States" or "Mexican United-States" (official English translation: "United Mexican States")—was adopted as the country's official name. The constitution of 1857 used the term "República Mexicana" ("Mexican Republic") interchangeably with "Estados Unidos Mexicanos"; the current constitution, promulgated in 1917, only uses the latter and "United Mexican States" is the normative English translation. The name "Mexican Empire" was briefly revived from 1863 to 1867 by the conservative government that instituted a constitutional monarchy for a second time under Maximilian of Habsburg. On 22 November 2012, incumbent President Felipe Calderón sent to the Mexican Congress a
Name of Argentina "equivalent and valid" denominations. Then on October 8, 1860, President Santiago Derqui decreed the official name to be República Argentina. In common speech, the country is referred to as "la Argentina" (the Argentine) in Spanish, bypassing the noun in any of the above expressions ("the Argentine [land]", "the Argentine [Republic]", etc.). Name of Argentina The name of Argentina (a Spanish adjective meaning "silvery"), traditionally called the Argentine in English, is ultimately derived from the Latin "argentum" "silver" and the feminine of the adjectival suffix -īnus, the Latin "argentum" has its origin from the ancient Greek-Hellenic word "argyro(s)", άργυρο(ς) meaning silver.