Historic Iranian Rial São Tomé and Príncipe dobra

Iranian Rial são tomé and príncipe dobra history since 17/05/2024 until today (0 years). Search for IRR to STD exchange rate history for a particular date, month or year.

is the currency (supplied by Central Bank of the Islamic Republic of Iran and the currency supplied by Central Bank of São Tomé and Príncipe. The IRR STD historical data can be seen on the Iranian Rial são tomé and príncipe dobra historical chart.

23/02/2020: COVID-19 Pandemic's Impact on the Iranian Rial

The COVID-19 pandemic, along with economic challenges, caused further depreciation of the Iranian Rial (IRR) against major currencies.

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.

10/04/2018: Revaluation of the Iranian Rial

Iran's government announced a new currency exchange rate, devaluing the Iranian Rial (IRR) against foreign currencies.

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.

24/09/2012: Imposition of International Sanctions on Iran

International sanctions were imposed on Iran, leading to a significant decline in the value of the Iranian Rial (IRR).

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.

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.

24/05/1989: Introduction of the Two-Tier Exchange Rate System

Iran implemented a two-tier exchange rate system, with different rates for essential goods and non-essential imports.

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.

26/10/1975: Floating of the Iranian Rial

The Iranian Rial (IRR) was allowed to float against foreign currencies, marking the end of the fixed exchange rate system.

01/09/1957: Decimalization of the Iranian Rial

The Iranian Rial (IRR) was decimalized, dividing one Toman into 10 Rials to simplify the currency system.

01/04/1932: Introduction of the Iranian Rial

The Iranian Rial (IRR) was introduced as the official currency of Iran after replacing the Qiran.