as United Nations, Treaty Series, vol. 75 (1950), Nos. 970-973. Re10Jutiou1 adopted on the reporta of the Third Committee SI ~ b) Progressive instruction on the subject in question in the curricula of primary and secondary schools, inviting teachers to seize the opportunities, provided by teaching, of drawing the attention of their pupils to the increasing role of the United Nations system in peaceful co-operation among nations and in joint efforts to promote social justice and economic and social progress in the world ;