11/02/2020: Currency Devaluation
The Yemeni Rial witnessed another devaluation as the Central Bank of Yemen devalued the currency by 25% to ease foreign currency shortages and stabilize the economy.
13/10/2016: Central Bank Relocation
The internationally recognized government of Yemen relocated the Central Bank from Sana'a to Aden, causing further fragmentation in the value and availability of the Yemeni Rial.
16/09/2015: Houthi Takeover and Currency Instability
Following the Houthi rebel's takeover of the capital Sana'a, the Yemeni Rial faced further instability, resulting in hyperinflation and a depreciation of its value.
27/04/2010: Adoption of new currency symbol
Sierra Leone adopts a new currency symbol for the leone (Le), representing its cultural heritage and national identity.
27/09/2009: Government Decision
The Yemeni government announced a 9.3% devaluation of the rial as a measure to cope with the economic crisis and declining oil revenues.
29/07/2003: Introduction of new leone notes
Sierra Leone introduces a new series of leone banknotes with enhanced security features to combat counterfeiting.
22/02/1996: Civil war ends
The Sierra Leonean Civil War comes to an end, providing an opportunity for economic stabilization and currency reform.
04/05/1994: Civil War and Currency Devaluation
During the Yemeni Civil War, the Yemeni Rial experienced a significant devaluation, with the exchange rate reaching around 200 rials for 1 US dollar.
22/05/1990: Yemeni Unification
The Yemeni Rial became the official currency of the newly unified country of Yemen after the merger of the Yemen Arab Republic (North Yemen) and People's Democratic Republic of Yemen (South Yemen).
29/04/1980: Coup d'etat
A military coup takes place in Sierra Leone, leading to economic instability and a decline in the value of the leone.
15/07/1974: Redenomination of the leone
Sierra Leone redenominates its currency, replacing the old leone with a new leone at a ratio of 1:4.
04/11/1971: Introduction of decimal currency
Sierra Leone adopts a decimal currency system, replacing the pound with the leone as its new official currency.
27/04/1961: Independence of Sierra Leone
Sierra Leone gains independence from the United Kingdom, introducing the Sierra Leonean leone as its official currency.
26/08/1948: Currency Introduction
The Yemeni Rial (YER) was first introduced as the official currency of North Yemen, replacing the Yemeni Riyal at a rate of 1 rial = 1,000 Riyals.