text: (vii) To refrain from providing training for members of the South African armed forces; (viii) To refrain from any joint military exercises with South Africa; (ix) To prohibit warships or military aircraft from visit­ ing South African ports and airports, and South African warships or military aircraft from visiting their territories; (x) To prohibit visits of military personnel to South Africa and visits by South African military person­ nel to their countries; (xi) To refrain from exchanges of military, naval or air attachés with South Africa; (xii) To refrain from purchasing any military supplies manufactured by, or in collaboration with, South Africa; (xiii) To refrain from any communications or contacts with the South African military establishment or installations; (xiv) To refrain from any other form of military co­ operation with South Africa; (xv) To prohibit any violations of the arms embargo by corporations, institutions or individuals within their jurisdiction; (xvi) To refrain from any collaboration with South Africa in the nuclear field; (xvii) To prohibit any institutions, agencies or companies, within their national jurisdiction, from delivering to South Africa or placing at its disposal any equip­ ment or fissionable material or technology that will enable the racist régime of South Africa to acquire nuclear-weapon technology; C. Economic collaboration (c) To terminate all economic collaboration with South Africa and, in particular: (i) To refrain from supplying petroleum, petroleum prod­ ucts or other strategic materials to South Africa; (ii) To refrain from extending loans, investments and technical assistance to the racist régime of South Africa and companies registered in South Africa; (iii) To prohibit loans by banks or other financial institu­ tions in their countries to the racist régime of South Africa or South African companies; (iv) To prohibit economic and financial interests under their national jurisdiction from co-operating with the 
analysis: The text appears to be a set of sanctions imposed on South Africa due to its racist regime. The measures aim to cut off economic and military ties, as well as prevent the transfer of technology and resources that could aid the regime. The focus is on limiting the regime's capabilities and isolating it internationally.