27/07/2020: Transition to Sol
Peru announced the removal of 'Nuevo' from the currency's name, making it officially known as the Sol once again.
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.
15/12/2015: Introduction of New Sol Banknotes
New series of banknotes featuring improved security features and designs were introduced for the Nuevo Sol.
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.
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.
01/10/1995: Introduction of Nuevo Sol
The Peruvian Sol was revalued and renamed as the Nuevo Sol, with a new currency code of PEN.
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.
01/07/1991: Return to the Sol
Peru reintroduced the Sol as its official currency, replacing the Inti at a rate of 1 million Intis to 1 Sol.
01/02/1985: Creation of the Inti
The Peruvian Inti was created to replace the Sol as the official currency as part of an economic reform plan.
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.
01/07/1880: Adoption of the Sol de Oro Standard
Peru adopted the Sol de Oro standard, pegging the Sol to gold at a fixed rate.
23/11/1850: Introducción of Peruvian Sol
The Peruvian Sol was introduced as the official currency of Peru to replace the Spanish real.