01/07/2013: Exchange rate unification
North Korea unifies the official exchange rate and market rate, resulting in a significant depreciation of the won.
30/11/2009: Currency revaluation
North Korean government announces a currency revaluation, replacing the old won notes at a ratio of 1 for 100.
15/10/2006: New series of banknotes
Costa Rica introduced a new series of banknotes featuring enhanced security features to combat counterfeiting and modernize the colón currency.
01/12/2001: Currency redenomination
North Korean won is redenominated, with the previous notes and coins being replaced by new ones at a ratio of 1 for 1,000.
25/02/1992: Introducing foreign exchange certificates
North Korea introduces foreign exchange certificates to counter hyperinflation and stabilize its economy.
21/05/1991: Free-floating exchange rate
Costa Rica transitioned to a floating exchange rate regime, allowing the colón's value to be determined by market forces.
06/12/1979: Second major revaluation
North Korean won undergoes its second major revaluation, with the exchange rate being set at 1 for 10.
09/11/1961: Introduction of the Monetary Reform
Costa Rica implemented a monetary reform, replacing the old colón with a new one at a rate of 1 to 100, to combat inflation.
31/12/1959: First major revaluation
North Korean won undergoes its first major revaluation, with the exchange rate being set at 1 for 100.
30/11/1949: Abolition of the army
After the abolition of the army, the Costa Rican government focused on economic development, leading to stable monetary policies for the colón.
06/12/1947: Introduction of North Korean won
North Korean won is introduced as the official currency of North Korea, replacing the Korean yen at par value.
14/12/1917: Establishment of the Central Bank of Costa Rica
The Central Bank of Costa Rica was established to oversee monetary policy, including the management of the colón.
09/04/1896: Adoption of the gold standard
Costa Rica adopted the gold standard, pegging the value of the colón to gold, leading to currency stability.
18/03/1850: Introduction of the Costa Rican colón
The Costa Rican colón was officially introduced as the currency of Costa Rica to replace the Spanish real.