Bulgaria and the euro numerals). However, the word stotinki (стотинки), singular stotinka (стотинка), the name of the subunit of the current Bulgarian currency, could be used in place of cent, as it has become a synonym of the word "coins" in colloquial Bulgarian; just like "cent" (from Latin centum), its etymology is from a word meaning hundred – "sto" (сто). Stotinki is used widely in the Bulgarian diaspora in Europe to refer to subunits of currencies other than the Bulgarian lev. Bulgaria and the euro Bulgaria committed to switching its currency, the lev, to the euro upon its joining the European Union in 2007,
History of Bulgaria is nowadays Bulgaria, provided many soldiers for the multi ethnic Achaemenid army. Several Thracian treasures dating from the Persian rule in Bulgaria have been found. Most of what is today Bulgaria remained firmly under the Persian sway until 479 BC. The Persian garrison at Doriscus in Thrace held out for many years even after the Persian defeat, and reportedly never surrendered. It remained as the last Persian stronghold in Europe. In 298 BC, Celtic tribes reached what is today Bulgaria and clashed with the forces of Macedonian king Cassander in Mount Haemos (Stara Planina). The Macedonians won the battle, but