Polish culture originated from the Polanie tribe near Poznan in the 10th century. Poland is located in Central Europe, bordered by Germany, Lithuania, Belarus, Ukraine, Slovakia and Czech Republic. The population is predominantly Polish, with largest minorities including Germans, Ukrainians, Belarusians, Roma, and Lithuanians. The official language is Polish, which belongs to the Slavic language family. Regional dialects still exist but differences are becoming less prominent. The main staples of Polish cuisine include meat, bread, and potatoes.