332
United Nations — Treaty Series • Nations Unies — Recueil des Traités
1980
VIENNA CONVENTION 1 ON THE LAW OF TREATIES
The States Parties to the present Convention,
Considering the fundamental role of treaties in the history of international rela
tions,
Recognizing the ever-increasing importance of treaties as a source of interna
tional law and as a means of developing peaceful co-operation among nations,
whatever their constitutional and social systems,
Noting that the principles of free consent and of good faith and the pacta sunt
servanda rule are universally recognized,
Affirming that disputes concerning treaties, like other international disputes,
should be settled by peaceful means and in conformity with the principles of justice
and international law,
Recalling the determination of the peoples of the United Nations to establish
conditions under which justice and respect for the obligations arising from treaties
can be maintained,
Having in mind the principles of international law embodied in the Charter of
the United Nations, such as the principles of the equal rights and self-determination
of peoples, of the sovereign equality and independence of all States, of non
interference in the domestic affairs of States, of the prohibition of the threat or use of
force and of universal respect for, and observance of, human rights and fundamental
freedoms for all,
1 Came into force on 27 January 1980, i.e., on the thirtieth day following the date of deposit of the thirty-fifth instru
ment of ratification or accession with the Secretary-General of the United Nations, in accordance with article 84 (1):
State
Dole of deposit
of the instrument of
ratification or accession (a)
5 December 1972
13 June
1974o
30 April
1979 a
24 June
1971
14 October
1970a
10 December 1971 a
28 December 1976o
Stale
Date of deposit
of the instrument of
ratification or accession (z
Argentina .......\,..........
Morocco ...X............. 26 September 1972
Australia ... K"..............
Nauru .. t,.................. 5 May
1978 a
Austria .....v..............
New Zealand ... ,Y........... 4 August
1971
Barbados , .K'................
Niger .......... y........... 27 October
1971 a
Canada* ...... v:............
Nigeria . . ,v<................ 31 July
1969
Central African Republic , !/..
Paraguay ...... i.-:.......... 3 February
1972 a
Cyprus .. .i/.................
Philippines ...... A^/:. ....... 15 November 1972
Denmark* ........ff.........
1 June
1976
Republic of Korea ... .fc-....... 27 April
1977
Finland ...... v:............ 19 August
1977
Spain .......v.............. 16 May
1972 a
Greece .... \/. ............... 30 October
1974'a
Sweden . .v.................. 4 February
1975
Holy See .. .y................ 25 February
1977
Syrian Arab Republic* ..is..,,. 2 October
1970 o
Honduras .... V .V............ 20 September 1979
Togo ..... ...K. ............. 28 December 1979 o
Italy ......./ ............ 25 July
1974
Tunisia* .. 1^................ 23 June
19710
Jamaica .... ^r.............. 28 July
1970
United Kingdom of Great Britain
Kuwait* ......V............. 11 November 1975 a
and Northern Ireland* .,. U . 25 June
1971
Lesotho ...... K"............ 3 March
19720
United Republic of Tanzania* v, 12 April
1976 o
Mauritius ....... X'........... 18 January
1973 a
Yugoslavia .,
._. i_<<............. 27 August
1970
Mexico .. ...v'.............. 25 September 1974
Zaire ..
.. .^.................
.vf.................. 25 July
1977 a
Subsequently, the Convention came into force for the following State on the thirtieth day following the date of
deposit of its instrument of ratification or accession with the Secretary-General of the United Nations, in accordance with
article 84 (2):
Dale of deposit of the
State
instrument of accession (&}
Rwanda ...........................................................
3 January 1980 a
(With effect from 2 February 1980.)
* For the texts of the reservations and declarations made upon ratification or accession, see p. 501 of this volume.
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