Al451586 - Letter dated 5 October 1990 from the Permanent Representatives of Argentina and Erasil to the United Nations addressed to the Secretary-General, transmitting the text of a joint statement issued at the Fourth Review Conferenece of the Parties to the Treaty on the Non-Proliferation of Nuclear Weapons, held at Geneva, from 20 August to 14 September 1990 (a) -cation of nuclear testrq A/45/139 l d Add.3 - Notification of nuclear testst note by the Secretary-General A/45/314 - Letter dated 15 June 1990 from the representatives of Chile, Colombia, Ecuador and Peru to the United Nations addressed to the Secretary-General, transmitting the text of the statement issued by the General Secretariat of the Permanent Commission for the South Pacific on 3 June 1990 / ..* A/C.l/45/INF/l English Page 6 A/45/339 - Letter dated 9 July 1990 from the representatives of Chile, Colombia, Ecuador and Peru to the United Nations addressed to the Secretary-General. transmitting the text of the statement issued by the General Secretariat of the Permanent Commission for the South Pacific on 27 June 1990 A/45/352 - Letter dated 11 July 1990 from the representatives of Chile, Colombia, Ecuador and Peru to the United Nations addressed to the Secretary-General, transmitting the text of the statement issued by the General Secretariat of the Permanent Commission for the South Pacific on 6 July 1990 A/45/359 - Note verbale dated 30 May.1990 from the Permanent Mission of France to the United Nations addressed to the Secretary-General (b) $omprehw& United Nations sQ,&y on nuclear we- (c) Prohibition of the develoDment. orodtiion, stockoiljne and use nf radi Qweaeon_S A/45/513 - Prohibition of the development, production, stockpiling and use of radiological weapons8 report of the Secretary-General . . (a) -armament (f) wve i,&ormation on milftarv mat- A/45/354 - Objective information on military matterst report of the Secretary-General 
**Analysis**
The text appears to be related to international relations, specifically focusing on disarmament and arms control agreements. The mention of nuclear weapons, radiological weapons, and the Permanent Commission for the South Pacific suggests that the text is concerned with global security and the prevention of nuclear proliferation.

**Category**
International relations, Science and technology