Portugal

1925 Geneva Protocol
Signature (Paris)
17 June 1925
Deposit of instruments of ratification (Paris)
01 July 1930
Antarctic Treaty
Deposit of instruments of accession (Washington)
29 January 2010
Anti-Personnel Mine Ban Convention
Signature (UN)
03 December 1997
Deposit of instruments of ratification (UN)
19 February 1999
Arms Trade Treaty
Signature (UN)
03 June 2013
Deposit of instruments of ratification (UN)
25 September 2014
Biological Weapons Convention
Signature (Washington)
29 June 1972
Deposit of instruments of ratification (London)
15 May 1975
Deposit of instruments of ratification (Moscow)
15 May 1975
Deposit of instruments of ratification (Washington)
15 May 1975
Chemical Weapons Convention
Signature (UN)
13 January 1993
Deposit of instruments of ratification (UN)
10 September 1996
Comprehensive Nuclear-Test-Ban Treaty
Signature (UN)
24 September 1996
Deposit of instruments of ratification (UN)
26 June 2000
Convention on Certain Conventional Weapons
Signature (UN)
10 April 1981
Deposit of instruments of ratification (UN)
04 April 1997
04 April 1997
04 April 1997
04 April 1997
31 March 1999
Content to be bound to Protocol IV on Blinding Laser Weapons (UN)
12 November 2001
Deposit of instruments of ratification Amendment to the Convention on Certain Conventional Weapons (UN)
22 February 2008
Content to be bound to Protocol V on Explosive Remnants of War (UN)
22 February 2008
Convention on Cluster Munitions
Signature (UN)
03 December 2008
Deposit of instruments of ratification (UN)
09 March 2011
Convention on Environmental Modification Techniques (ENMOD)
Signature (UN)
18 May 1977
International Convention for the Suppression of Acts of Nuclear Terrorism
Signature (UN)
21 September 2005
Deposit of instruments of ratification (UN)
25 September 2014
Outer Space Treaty
Deposit of instruments of accession (London)
29 May 1996
Partial Test Ban Treaty
Signature (London)
09 October 1963
Signature (Washington)
09 October 1963
Sea-bed Treaty
Deposit of instruments of accession (London)
24 June 1975
Deposit of instruments of accession (Moscow)
24 June 1975
Deposit of instruments of accession (Washington)
24 June 1975
Treaty on Conventional Armed Forces in Europe (CFE)
Signature (The Hague)
19 November 1990
Deposit of instruments of ratification (The Hague)
14 August 1992
Signature (The Hague)
19 November 1999
Treaty on Open Skies
Signature (Ottawa)
24 March 1992
Signature (Budapest)
24 March 1992
Deposit of instruments of ratification (Ottawa)
22 November 1994
Deposit of instruments of ratification (Budapest)
22 November 1994
Treaty on the Non-Proliferation of Nuclear Weapons (NPT)
Deposit of instruments of accession (London)
15 December 1977
Deposit of instruments of accession (Moscow)
15 December 1977
Deposit of instruments of accession (Washington)
15 December 1977
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