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.
31/07/2013: Polymer Banknotes Issued
Polymer banknotes were issued in Paraguay, enhancing durability and counterfeit resistance of currency notes.
24/10/2011: Currency Redenomination
A currency redenomination took place, where 1,000 old Guaraní became equal to 1 new Guaraní.
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.
12/06/1995: Introduction of New Banknotes
New banknotes were introduced, featuring enhanced security features and updated designs.
01/03/1990: New Currency Symbol
A new currency symbol, ₲, was officially adopted for the Paraguayan Guaraní.
12/04/1982: Decree on Currency Stability
The Paraguayan government issued a decree to maintain the stability of the Paraguayan Guaraní.
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.
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.
30/10/1953: Monetary Reform
A new monetary reform was implemented, replacing existing banknotes with new designs.
04/03/1943: Paraguayan Guaraní Introduced
The Paraguayan government introduced the Paraguayan Guaraní as the official currency of Paraguay.