01/01/2022: Currency Floatation
Angola transitioned from a fixed exchange rate to a floating exchange rate system, allowing the Kwanza's value to be determined by the market forces of supply and demand.
30/10/2020: Kwanza Devaluation
In response to economic challenges, Angola devalued the Kwanza by approximately 24%, increasing the exchange rate from 165 to 195 Kwanzas per US dollar.
15/04/2013: Currency Redesign
Angola launched a new series of banknotes, featuring improved security features and new designs to reflect national landmarks and culture.
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.
08/11/1999: Return to Kwanza
Angola reintroduced the Kwanza as the official currency, replacing the Kwanza Reajustado, at a rate of 1,000 Kwanza Reajustado to 1 Kwanza.
18/02/1999: Introduction of Kwanza Reajustado
Kwanza Reajustado was introduced as a temporary currency, with 1 Kwanza Reajustado equal to 1,000 regular Kwanzas.
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.
31/03/1990: Kwanza Revaluation
In an attempt to combat hyperinflation, the government redenominated the currency, with 1 new Kwanza equal to 1,000 old Kwanzas.
08/01/1977: Introduction of the Kwanza
Angola introduced the first Kwanza currency, replacing the Portuguese Escudo, with 1 Kwanza equal to 1 Escudo.
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.
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.
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.