of Great Britain and Borthern Ireland and the United States of America signed, on 5 August 1963, the Treaty Banning Buclear Weapon Tests in the Atmosphere, in Outer Space and under Water. That Treaty, which entered into force on 10 October 1963, did not cover underground tests. At its fortieth session, the General Assembly, referring to the commitment by the nuclear-weapon States parties to the partial test-baa treaty to seek to achieve the discontinuance of all test explosions of nuclear weapons for all time and to continue negotiations to this end; recalling the relevant provisions of the non-proliferation Treaty and resolution 2028 (XX), by which it had stressed the need for the Treaty on the Non-Proliferation of Nuclear Weapons to embody an acceptable balance of mutual responsibilities and obligations of the nuclear and non-nuclear-Powers; and noting that article II of the partial test-ban treaty provided a procedure for the consideration and eventual adoption of amendments by a conference of its parties, recommended that the parties carry out consultations concerning the appropriate use of article 11 for the conversion of the partial test-ban treaty into a comprehensive test-ban treaty (resolution 40160 B). Ai; its foriy-ffrs- eissioi,, Lc- n-----r r----L1- ------1-A . ..-a. AL.. C.-A.-- r,,o UOUe)LOI rrm,rruwur~ *-~YIImIIOdaU~.A cumc C‘.B “COCIID parties to the partial test-ban treaty undertake practical steps leading to the convening of a conference to consider amendments to the treaty to convert it to a comprehensive nuclear-test-ban treaty, and requested the States parties to the /a.. A/45/100 English Page 144 treaty to report on the progress of its efforts to the Assembly at its forty-second session (resolution 41146 B). At its forty-second session, the General Assembly recommended that the non-nuclear-weapon Sttrtes parties to the treaty submit an amendment proposal to the depositary Governments with a view to convening a conference at the earliest 
**Analysis**
The text appears to be discussing international agreements and treaties related to nuclear weapons, specifically the conversion of a partial test-ban treaty to a comprehensive nuclear-test-ban treaty. The language used is formal and diplomatic, suggesting that the topic is of a political and international nature.

**Category**
Science and technology, International relations