31/12/2011: Replacement of 1 Lek coin
The 1 lek coin was demonetized and replaced by a banknote. The decision was made due to the high cost of producing the coin.
10/09/2008: Introduction of Birr Denominations
Ethiopia introduced new banknotes of different denominations in an effort to combat counterfeiting and improve security features.
08/02/2000: Introduction of new banknotes and coins
A new series of banknotes and coins were introduced, featuring enhanced security features and updated designs.
02/03/1997: Collapse of pyramid schemes
The collapse of pyramid schemes in Albania caused a severe economic crisis, resulting in hyperinflation and a significant devaluation of the lek.
26/06/1992: Transition to a market economy
Albania transitioned to a market economy, leading to a significant depreciation of the lek. The exchange rate changed to 1 lek = 9.3 old lek.
27/05/1991: Introduction of Birr Coins
Ethiopia introduced coins for the birr denominations, replacing the previous notes.
17/09/1976: Introduction of New Birr
A new birr was introduced, replacing the previous Ethiopian birr and being equal to 100 old birr.
01/10/1965: Introduction of the new lek
A new series of banknotes and coins were introduced, marking the transition to the new lek. The exchange rate was set at 1 new lek = 10 old lek.
22/12/1947: Albania becomes a communist state
Following the establishment of a communist regime in Albania, the currency underwent a major devaluation, with the exchange rate changing to 1 lek = 12.5 old lek.
08/07/1945: Decree to Change Birr Decimalization
Ethiopia changed the birr decimalization from talari and ghersh to dollars and cents.
31/12/1931: Introduction of Ethiopian birr
The Ethiopian birr was introduced as the official currency, replacing the Maria Theresa Thaler.
05/07/1931: Ethiopian Monetary Authority Established
The Ethiopian Monetary Authority was established to regulate the country's monetary system and issue currency.
01/09/1926: Introduction of the Albanian lek
The lek was introduced as the official currency of Albania, replacing the previous currency, the Turkish lira. The exchange rate was set at 1 lek = 35 Turkish lira.
14/02/1894: Introduction of Maria Theresa Thaler
Ethiopia adopted the Maria Theresa Thaler as the official currency, which remained in circulation until 1935.