The Bulgarian National Bank (BNB) is the central bank of Bulgaria, established in 1879. Its primary role is to maintain price stability and oversee the country's monetary policy. The BNB also manages the national currency, the Bulgarian lev, and ensures the stability of the financial system. In addition to its monetary functions, the BNB supervises commercial banks and financial institutions in Bulgaria. It also holds the country's foreign exchange reserves and acts as a banker to the government. The bank plays a crucial role in fostering economic stability and growth within the nation.