500 euro note 26 April 2019. “Authorities increasingly suspect that they (€500 notes) are being used for illegal purposes, an argument that we can no longer ignore,” according to a high-ranking bank official, Benoît Cœuré. The euro was founded on 1 January 1999, when it became the currency of over 300 million people in Europe. For the first three years of its existence it was an invisible currency, only used in accountancy. Euro cash was not introduced until 1 January 2002, when it replaced the national banknotes and coins of the countries in eurozone 12, such as the Luxembourgish franc. Slovenia joined the
Denomination (currency) as Polish złoty (“golden”) and Vietnamese đồng (“copper”), or its geographical origin, e.g. Joachimsthaler (see Dollar). Denomination (currency) Denomination is a proper description of a currency amount, usually for coins or banknotes. Denominations may also be used with other means of payment like gift cards. For example, "five euros" is the denomination of a five euro note. In a currency, there is usually a main unit (base), and a subunit that is a fraction of the main unit. In some countries, there are multiple levels of subunits. In the former Ottoman Empire, 1 lira = 100 kuruş = 4000 para