15/01/2015: Removal of Minimum Exchange Rate
The Swiss National Bank unexpectedly abandoned the minimum exchange rate, causing the Swiss franc (CHF) to surge in value.
06/09/2011: Implementation of Minimum Exchange Rate
The Swiss National Bank imposed a minimum exchange rate pegging the Swiss franc (CHF) to the Euro to prevent excessive appreciation.
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.
29/07/2003: Introduction of new leone notes
Sierra Leone introduces a new series of leone banknotes with enhanced security features to combat counterfeiting.
13/09/1999: Introduction of Euro
Switzerland decided not to join the Eurozone and maintain the Swiss franc (CHF) as its official currency.
22/02/1996: Civil war ends
The Sierra Leonean Civil War comes to an end, providing an opportunity for economic stabilization and currency reform.
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.
08/05/1973: Floatation of Swiss Franc
Switzerland abandoned the fixed exchange rate system, allowing the Swiss franc (CHF) to float freely against other currencies.
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.
01/05/1936: Introduction of Swiss National Bank
The Swiss National Bank was established as the central bank responsible for issuing and managing the Swiss franc (CHF).
24/11/1907: Gold Standard Referendum
Switzerland voted to adopt the gold standard, making the Swiss franc (CHF) fully convertible into gold.
06/06/1850: Currency Act of 1850
The Swiss franc (CHF) was introduced as the official currency of Switzerland.