13/07/2015: Greek debt bailout agreement
                 A third bailout deal was reached between Greece and its creditors, avoiding a potential Greek exit from the Eurozone.
                 02/05/2010: Greek debt crisis
                 Greece's financial crisis threatened the stability of the Eurozone, requiring massive bailout packages to prevent a default.
                 15/10/2008: Global financial crisis
                 The Euro faced significant economic challenges following the collapse of Lehman Brothers, leading to a recession in many Eurozone countries.
                 31/12/2004: Return to the boliviano
                 Bolivia ended the dollarization period and officially reintroduced the boliviano as the sole legal tender of the country.
                 01/05/2004: Eurozone expansion
                 10 more countries joined the Eurozone, bringing the total number of participating countries to 24.
                 31/12/2003: Dollarization crisis
                 Bolivia experienced a financial crisis, leading to the temporary dollarization of the economy and the use of the US dollar as legal tender.
                 01/01/2002: Euro banknotes and coins
                 Physical banknotes and coins in Euro were introduced, replacing national currencies in 12 European countries.
                 01/01/1999: Introduction of the Euro
                 The Euro was officially introduced as an electronic currency for banking and financial transactions.
                 07/02/1992: The Maastricht Treaty
                 The treaty was signed, which officially established the European Union and laid the groundwork for the creation of the Euro.
                 31/03/1988: Bolivianoization
                 Bolivianoization was implemented, requiring all contracts and transactions to be conducted in bolivianos instead of foreign currencies.
                 28/02/1987: Introduction of the second boliviano
                 A new boliviano, known as the second boliviano (Boliviano de Segunda), was introduced to replace the heavily devalued first boliviano.
                 31/01/1986: Hyperinflation crisis
                 Bolivia experienced a severe hyperinflation crisis, leading to the devaluation of the boliviano.
                 31/12/1962: Monetary reform
                 The boliviano underwent a monetary reform, with new banknotes and coins being issued.
                 31/12/1891: Introduction of Bolivian boliviano
                 The boliviano was introduced as the official currency of Bolivia, replacing the Bolivian peso.