Established in 1846, Banco de Portugal is the central bank of Portugal. As a member of the European System of Central Banks and the Eurosystem, its primary mission is to maintain price stability and promote the stability of the financial system. The bank's core functions include implementing the Eurosystem's monetary policy, supervising banking and financial institutions, managing Portugal's foreign assets, ensuring the smooth functioning of payment systems, and acting as the state's banker and financial advisor.