Douglas Harper's Etymology Dictionary
1930, originally of the Bank for International Settlements, set up in Basel by the League of Nations. The modern World Bank was created in 1944.
Wikipedia
The World Bank is an international financial institution that provides loans to developing countries for capital programs. It comprises two institutions: the International Bank for Reconstruction and Development (IBRD), and the International Development Association (IDA). The World Bank is a component of the World Bank Group, which is part of the United Nations system.
The World Bank's official goal is the reduction of poverty. However, according to its Articles of Agreement, all its decisions must be guided by a commitment to the promotion of foreign investment and international trade and to the facilitation of Capital investment.