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.
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.
20/11/2009: Resumption of issuing Córdoba coins
The Central Bank resumed issuing córdoba coins, reintroducing denominations of 10, 25, and 50 centavos, and 1 córdoba.
01/01/2001: Dollarization
Nicaragua adopted the US dollar as its official currency, effectively ending the era of the Nicaraguan córdoba as the national currency.
18/03/1996: Change in currency regime
Brunei dollar became fully backed by foreign exchange reserves instead of gold.
04/07/1991: Currency control and unification
The government implemented currency control measures, unifying the exchange rate at 5 córdobas oro per US dollar.
25/04/1991: Córdoba Oro becomes legal tender
The Córdoba Oro was declared as the only legal tender in Nicaragua, replacing the old cordoba.
01/02/1988: Introduction of the Córdoba Oro Currencies
The government introduced the Córdoba Oro as a new currency, replacing the previous currency, with an initial rate of 1 córdoba oro = 1,000 córdobas.
12/06/1973: Establishment of Brunei Currency Board
Currency Board assumed responsibility for the issuance and management of Brunei dollar.
27/07/1967: Introduction of Brunei and Singapore Currency Interchangeability Agreement
Brunei and Singapore dollars became interchangeable at par.
01/03/1932: Córdoba de Oro established
The Córdoba de Oro was introduced, replacing the previous córdoba at a rate of 10,000 to 1.
20/10/1912: Introduction of the Nicaraguan córdoba
The Nicaraguan córdoba was introduced as the official currency of Nicaragua, replacing the peso at a rate of 12.5 córdobas per US dollar.