UN General Assembly
1966

155. In his accurate analysis of this burning problem, Secretary-General U Thant also said: "This is, indeed, the most crucial and the most challenging long-term struggle of this century. For just as the internal stability of the advanced nations has proved to rest on narrowing the gap between rich and poor, so will the future stability of the relations between nations and of peace itself." The Secretary-General's statement is in line with the wise and felicitous words of His Holiness Pope Paul VI, who in his message to the Governing Council of the United Nations Development Programme at its recent session in Milan observed that "development is the new name for peace".