Wallachia is a historical region located in the southern part of modern-day Romania. It was established in the 14th century and became known for its role in the formation of the Romanian state. The region is bordered by the Carpathian Mountains to the north and the Danube River to the south. Wallachia was ruled by a series of princes, with notable figures like Vlad the Impaler, who inspired the Dracula legend. The region played a significant role in trade and cultural exchange between Eastern Europe and the Ottoman Empire. Today, it is part of Romania, contributing to the country's rich history and cultural heritage.