Historic Mauritanian ouguiya Ethiopian birr

01/01/2022: Planned Introduction of New Banknotes

Mauritania plans to introduce a new series of banknotes with modern security features and improved durability to enhance the overall quality and functionality of the currency.

01/07/2020: Replacement of Commemorative Banknote

A new 20,000 MRO commemorative banknote was issued to mark the 60th anniversary of independence, replacing the older version. It showcases significant historical landmarks and figures.

01/10/2018: New Banknotes and Coins

Mauritania introduced a new series of banknotes and coins denominated in Ouguiya, featuring enhanced security features and updated designs to combat counterfeiting.

01/01/2018: Floating of the Ouguiya

The Mauritanian Ouguiya transitioned from a fixed exchange rate regime to a floating exchange rate system. The currency's value is now determined by market forces within a managed float.

10/09/2008: Introduction of Birr Denominations

Ethiopia introduced new banknotes of different denominations in an effort to combat counterfeiting and improve security features.

01/05/2004: Redenomination of the Ouguiya

The Mauritanian Ouguiya underwent a redenomination, where 1 new MRO was equivalent to 10 old MRO. This measure aimed to simplify transactions and improve economic stability.

27/05/1991: Introduction of Birr Coins

Ethiopia introduced coins for the birr denominations, replacing the previous notes.

01/06/1978: Decentralization of Currency Issuance

The Central Bank of Mauritania granted the Banque Centrale de Mauritanie (BCM) the authority to issue and control the Mauritanian Ouguiya, decentralizing currency issuance.

17/09/1976: Introduction of New Birr

A new birr was introduced, replacing the previous Ethiopian birr and being equal to 100 old birr.

01/11/1973: Introduction of the Mauritanian Ouguiya

The Mauritanian Ouguiya (MRO) was introduced as the official currency of Mauritania, replacing the CFA franc. It was initially pegged to the French franc at a rate of 1 MRO = 5.5 FRF.

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.