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.
10/09/2008: Introduction of Birr Denominations
Ethiopia introduced new banknotes of different denominations in an effort to combat counterfeiting and improve security features.
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.
27/05/1991: Introduction of Birr Coins
Ethiopia introduced coins for the birr denominations, replacing the previous notes.
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.
17/09/1976: Introduction of New Birr
A new birr was introduced, replacing the previous Ethiopian birr and being equal to 100 old birr.
08/07/1945: Decree to Change Birr Decimalization
Ethiopia changed the birr decimalization from talari and ghersh to dollars and cents.
31/12/1931: Introduction of Ethiopian birr
The Ethiopian birr was introduced as the official currency, replacing the Maria Theresa Thaler.
05/07/1931: Ethiopian Monetary Authority Established
The Ethiopian Monetary Authority was established to regulate the country's monetary system and issue currency.
14/02/1894: Introduction of Maria Theresa Thaler
Ethiopia adopted the Maria Theresa Thaler as the official currency, which remained in circulation until 1935.