Estonian kroon Estonian kroon The kroon (sign: kr; code: EEK) was the official currency of Estonia for two periods in history: 1928–1940 and 1992–2011. Between 1 January and 14 January 2011, the kroon circulated together with the euro, after which the euro became the sole legal tender in Estonia. The kroon was subdivided into 100 cents ("senti"; singular "sent"). The word "kroon" (, “crown”) is related to that of the Nordic currencies (such as the Swedish krona and the Danish and Norwegian krone) and derived from the Latin word "corona" ("crown"). The kroon succeeded the mark in 1928 and was in use
History of the euro and devaluations set back aspirations for European monetary union. However, in March 1979 the European Monetary System (EMS) was created, fixing exchange rates onto the European Currency Unit (ECU), an accounting currency, to stabilise exchange rates and counter inflation. It also created the European Monetary Cooperation Fund (EMCF). In February 1986 the Single European Act formalised political co-operation within the Community including competency in monetary policy. European Council summit in Hannover on 14 June 1988 began to outline monetary co-operation. France, Italy and European Commission backed a fully monetary union with a central bank, which British Prime Minister Margaret Thatcher