01/01/2022: Removal of monarchy symbol
Brunei currency no longer featured the portrait of the Sultan as part of efforts to modernize the banknotes.
14/09/2020: Centenary of the Quetzal
The Guatemalan Quetzal celebrated its centenary, marking 100 years as the national currency of Guatemala.
21/07/2017: Commencement of New Series Polymer Banknotes
New series of polymer banknotes with modern designs entered circulation.
05/05/2013: Upgrade of polymer banknotes
Introduction of new polymer banknotes with enhanced security features.
01/07/2011: Introduction of Brunei-Indonesia Currency Agreement
Brunei dollar became interchangeable with Indonesian rupiah in specified regions.
30/05/2011: New banknotes
New banknotes were introduced to incorporate modern security features and commemorate the 20th anniversary of Quetzal's reintroduction.
18/03/1996: Change in currency regime
Brunei dollar became fully backed by foreign exchange reserves instead of gold.
09/02/1987: Quetzal devaluation
The Quetzal was devalued by 66% as part of an economic stabilization plan.
12/06/1973: Establishment of Brunei Currency Board
Currency Board assumed responsibility for the issuance and management of Brunei dollar.
13/09/1967: Decree Law 17-67
Decree Law 17-67 was enacted, establishing a fixed exchange rate between the Quetzal and the US dollar.
27/07/1967: Introduction of Brunei and Singapore Currency Interchangeability Agreement
Brunei and Singapore dollars became interchangeable at par.
08/04/1951: Monetary Reform
Guatemala underwent a monetary reform, with the introduction of the Quetzal as the sole currency.
25/06/1946: The Quetzalé bill
The Quetzalé bill, equivalent to 1,000 Quetzales, was introduced to combat hyperinflation.
22/06/1925: Introduction of the Quetzal
The Guatemalan Quetzal was introduced as the official currency, replacing the Guatemalan peso.