06/05/2015: Pegged to the euro
The Bulgarian Lev officially became a currency pegged to the euro, maintaining a fixed exchange rate, on May 6, 2015.
01/07/2013: Exchange rate unification
North Korea unifies the official exchange rate and market rate, resulting in a significant depreciation of the won.
30/11/2009: Currency revaluation
North Korean government announces a currency revaluation, replacing the old won notes at a ratio of 1 for 100.
01/01/2002: Replacement of notes and coins
New series of notes and coins for the Bulgarian Lev were introduced, replacing the previous designs on January 1, 2002.
01/12/2001: Currency redenomination
North Korean won is redenominated, with the previous notes and coins being replaced by new ones at a ratio of 1 for 1,000.
01/07/1999: Currency board arrangement
Bulgaria implemented a currency board arrangement, fixing the Bulgarian Lev to the euro at a rate of 1.95583 on July 1, 1999.
25/02/1992: Introducing foreign exchange certificates
North Korea introduces foreign exchange certificates to counter hyperinflation and stabilize its economy.
06/12/1979: Second major revaluation
North Korean won undergoes its second major revaluation, with the exchange rate being set at 1 for 10.
15/09/1962: Introduction of the New Lev
The New Lev was introduced as a new currency in Bulgaria, replacing the Lev A, on September 15, 1962.
31/12/1959: First major revaluation
North Korean won undergoes its first major revaluation, with the exchange rate being set at 1 for 100.
01/12/1952: Lev replaced by Lev A
The Bulgarian Lev was replaced by a new currency named Lev A on December 1, 1952 as a result of currency reform.
06/12/1947: Introduction of North Korean won
North Korean won is introduced as the official currency of North Korea, replacing the Korean yen at par value.
14/10/1923: Hyperinflation
Bulgaria experienced severe hyperinflation, causing the value of the Lev currency to plummet during the period from 1923 to 1924.
01/04/1881: Introduction of the Lev
The Bulgarian Lev currency was introduced as the official currency of Bulgaria on April 1, 1881.