Estonian kroon circulation. Coins in circulation before being replaced by the euro: 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
Marco Kroon years' research, recommended to Queen Beatrix of the Netherlands that Kroon be awarded the Military William Order for bravery shown during commando actions in Uruzgan. Queen Beatrix made Kroon a Knight (fourth class) of the Military William Order on 29 May 2009: the first time in 54 years that the honour had been given to an individual. In January 2010, Kroon and his girlfriend (aged 34) were named in a drugs case in The Netherlands. According to publications he was suspected of possession of drugs and of violating the gun law. A police investigation, which was sustained after two interrogations,