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United Nations International Weeks

Designated International Weeks Observed by the United Nations celebrates or brings awareness to a topic or theme in order to promote action and unite countries to actively participate. Many of the observances are declared by the specialized agencies of the United Nations that may include UNESCO, UNICEF, FAO and others when the issue is related to their focus and then adopted by the UN General Assembly. 


1–7 February (first week of February)

World Interfaith Harmony Week   (A/RES/65/5)


21–27 March

Week of Solidarity with the Peoples Struggling against Racism and Racial Discrimination   (A/RES/34/24)


24–30 April

World Immunization Week [WHO]


8-14 May 2017

UN Global Road Safety Week [WHO]

25–31 May

Week of Solidarity with the Peoples of Non-Self-Governing Territories   (A/RES/54/91)


1–7 August

World Breastfeeding Week    (WHO)


4–10 October

World Space Week  (A/RES/54/68)

24–30 October

Disarmament Week  (A/RES/S-10/2 (p. 102))


6–12 November (the week in which 11 November falls)

International Week of Science and Peace   (A/RES/43/61)

13–19 November

World Antibiotic Awareness Week, 13-19 November  (WHO)