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.
27/07/2020: Transition to Sol
Peru announced the removal of 'Nuevo' from the currency's name, making it officially known as the Sol once again.
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.
15/12/2015: Introduction of New Sol Banknotes
New series of banknotes featuring improved security features and designs were introduced for the Nuevo Sol.
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.
01/10/1995: Introduction of Nuevo Sol
The Peruvian Sol was revalued and renamed as the Nuevo Sol, with a new currency code of PEN.
01/07/1991: Return to the Sol
Peru reintroduced the Sol as its official currency, replacing the Inti at a rate of 1 million Intis to 1 Sol.
01/02/1985: Creation of the Inti
The Peruvian Inti was created to replace the Sol as the official currency as part of an economic reform plan.
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.
01/07/1880: Adoption of the Sol de Oro Standard
Peru adopted the Sol de Oro standard, pegging the Sol to gold at a fixed rate.
23/11/1850: Introducción of Peruvian Sol
The Peruvian Sol was introduced as the official currency of Peru to replace the Spanish real.