The World Bank is an international financial institution that provides loans and technical assistance to developing countries with the goal of reducing poverty. It comprises two main institutions: the International Bank for Reconstruction and Development and the International Development Association. The World Bank raises funds through bonds and provides low or no-interest loans and grants to poorer countries for infrastructure projects, social services, and other development programs. It works with 189 member countries through boards of governors and executive directors to determine lending priorities and policies aimed at sustainable economic growth and poverty reduction.