24/10/2018: 50 Ngultrum commemorative banknote issued
A special commemorative banknote of 50 Ngultrum was issued to celebrate the 50th Birth Anniversary of His Majesty Jigme Khesar Namgyel Wangchuck.
28/10/2013: 1000 Ngultrum banknote issued
A new denomination of 1000 Ngultrum banknote was introduced, reflecting the growing economy and need for larger denomination currency.
09/06/2011: Second series of Ngultrum banknotes issued
The second series of Bhutanese Ngultrum banknotes were issued, featuring improved security features and updated designs representing Bhutan's unique culture.
10/09/2008: Introduction of Birr Denominations
Ethiopia introduced new banknotes of different denominations in an effort to combat counterfeiting and improve security features.
21/11/2006: Introduction of polymer banknotes
Polymer banknotes were introduced in Bhutan, replacing the older paper banknotes, to enhance durability and security of the currency.
04/03/1992: First series of Ngultrum banknotes issued
The first series of Bhutanese Ngultrum banknotes were issued in denominations of 1, 5, 10, 20, 50, and 100 Ngultrum, showcasing Bhutanese culture and landmarks.
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.
31/12/1975: Establishment of the Royal Monetary Authority of Bhutan
The Royal Monetary Authority of Bhutan was established as the central bank of Bhutan, responsible for managing the Ngultrum currency.
31/05/1974: Introduction of the Bhutanese Ngultrum
The Bhutanese Ngultrum was introduced as the official currency of Bhutan to replace the Indian Rupee.
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.
14/02/1894: Introduction of Maria Theresa Thaler
Ethiopia adopted the Maria Theresa Thaler as the official currency, which remained in circulation until 1935.