01/01/2020: New Currency Symbol
A new currency symbol for the dobra, resembling the letters 'STD' with horizontal lines through them, was introduced for official use.
24/05/2018: Dobra Pegged to Euro
The dobra's exchange rate was pegged to the euro, aiming to stabilize the currency and boost economic cooperation with the European Union.
01/01/2016: Introduction of Polymer Banknotes
São Tomé and Príncipe started issuing polymer banknotes as a means to enhance durability and reduce counterfeiting of the dobra.
01/01/2010: Currency Redenomination
The third dobra was introduced, with 1 new dobra equalling 1,000 old dobras, aiming to simplify transactions and boost confidence in the currency.
18/05/2005: Removal of Ten Hong Kong Dollars Note
The Hong Kong Monetary Authority announced the removal of the HKD 10 paper note from circulation, encouraging the usage of electronic payment methods and reducing printing costs.
01/07/1997: Hong Kong's Handover to China
Hong Kong was officially handed over to China, marking the end of British colonial rule but maintaining the Hong Kong Dollar as its currency under the 'one country, two systems' principle.
01/01/1997: Introduction of the New Dobra
A new currency, the 'second dobra,' was introduced at a rate of 1,000 to 1 to combat hyperinflation and stabilize the economy.
17/10/1991: Linked Exchange Rate System
The Linked Exchange Rate System (LERS) was implemented, establishing a narrow trading range of HKD 7.75 to 7.85 against the U.S. Dollar, backed by stringent measures to maintain stability.
31/12/1983: Joint Declaration on the Future of Hong Kong
The Sino-British Joint Declaration was signed, affirming Hong Kong's return to China in 1997 and ensuring the continuity of the Hong Kong Dollar as its official currency.
24/12/1979: First Currency Devaluation
The first devaluation of the dobra occurred, reducing its value by 53% as a result of economic instability and inflation.
30/06/1977: Introduction of the Dobra
The São Tomé and Príncipe dobra was introduced as the official currency of the country after gaining independence from Portugal.
22/05/1972: Pegging to the U.S. Dollar
As the British Pound faced pressures in the foreign exchange market, Hong Kong decided to switch the peg to the U.S. Dollar at a rate of HKD 5.65 to USD 1.
12/09/1935: Pegging to the Sterling
The Hong Kong Dollar was pegged to the British Pound (Sterling) at a fixed exchange rate of HKD 16 to GBP 1, which helped stabilize the currency.
01/01/1863: Introduction of the Hong Kong Dollar
The Hong Kong Dollar was first introduced as an official currency by the British colonial government to facilitate trade and commerce in Hong Kong.