11/02/2020: Currency Devaluation
The Yemeni Rial witnessed another devaluation as the Central Bank of Yemen devalued the currency by 25% to ease foreign currency shortages and stabilize the economy.
20/12/2019: Macao–Hong Kong Financial Cooperation Agreement signed
The Macau and Hong Kong authorities signed a financial cooperation agreement to strengthen monetary and financial stability, impacting the value and role of the Macanese pataca.
13/10/2016: Central Bank Relocation
The internationally recognized government of Yemen relocated the Central Bank from Sana'a to Aden, causing further fragmentation in the value and availability of the Yemeni Rial.
16/09/2015: Houthi Takeover and Currency Instability
Following the Houthi rebel's takeover of the capital Sana'a, the Yemeni Rial faced further instability, resulting in hyperinflation and a depreciation of its value.
27/09/2009: Government Decision
The Yemeni government announced a 9.3% devaluation of the rial as a measure to cope with the economic crisis and declining oil revenues.
08/05/1995: Currency board system implemented
Macau adopted a currency board system, establishing a fixed exchange rate between the Macanese pataca and the Hong Kong dollar.
04/05/1994: Civil War and Currency Devaluation
During the Yemeni Civil War, the Yemeni Rial experienced a significant devaluation, with the exchange rate reaching around 200 rials for 1 US dollar.
22/05/1990: Yemeni Unification
The Yemeni Rial became the official currency of the newly unified country of Yemen after the merger of the Yemen Arab Republic (North Yemen) and People's Democratic Republic of Yemen (South Yemen).
20/10/1977: Internationalization of the pataca
Macau allowed the international use and exchange of the Macanese pataca, strengthening its role as a stable and convertible currency.
08/06/1967: Link with Portuguese escudo reestablished
The Macanese pataca was once again pegged to the Portuguese escudo, ending the gold standard era.
26/08/1948: Currency Introduction
The Yemeni Rial (YER) was first introduced as the official currency of North Yemen, replacing the Yemeni Riyal at a rate of 1 rial = 1,000 Riyals.
18/06/1948: Gold standard introduced
The Macanese pataca switched to the gold standard, with its value pegged to gold coins. The gold standard lasted until 1967.
17/03/1906: Silver standard established
Macau adopted the silver standard for the pataca, linking its value to silver coins in circulation. This standard remained in place until 1948.
27/10/1901: Introduction of Macanese pataca
The Macanese pataca was first introduced as the official currency of Macau, replacing the Portuguese real. It was initially pegged to the Portuguese escudo.