Guatemala's switch to nickel brass for this denomination in 1971 coincided with a period of significant political instability — the country was under military-dominated governance through much of this decade, with Carlos Arana Osorio's presidency marked by a state of siege and widespread political violence. Coinage decisions during these years were largely administrative rather than celebratory, driven by material costs rather than any monetary reform agenda.
Guatemala's switch to nickel brass for this denomination in 1971 coincided with a period of significant political instability — the country was under military-dominated governance through much of this decade, with Carlos Arana Osorio's presidency marked by a state of siege and widespread political violence. Coinage decisions during these years were largely administrative rather than celebratory, driven by material costs rather than any monetary reform agenda.