In November 2021, the UNESCO General Conference unanimously adopted 2 December as “World Futures Day” (WFD).

In June 2025, the United Nations (UN) General Assembly proclaimed 4 December as the International Day against Unilateral Coercive Measures as part of global efforts to raise awareness about the negative impact of unilateral coercive measures not in accordance with international law and the Charter of the United Nations.

International Volunteer Day (IVD) erkent de inzet van de miljoenen vrijwilligers en organisaties die klaarstaan in tijden van crisis.

World Soil Day (WSD) is held annually on 5 December as a means to focus attention on the importance of healthy soil and advocating for the sustainable management of soil resources.

Global Humanitarian Overview 2026.

Neutrality — defined as the legal status arising from the abstention of a state from all participation in a war between other states, the maintenance of an attitude of impartiality toward the belligerents, and the recognition by the belligerents of this abstention and impartiality — is critically important for the United Nations to gain and maintain the confidence and cooperation of all in order to operate independently and effectively, especially in situations that are politically charged.

In 2025, with the adoption of resolution A/RES/80/106, the United Nations established 14 December as the International Day Against Colonialism in All Its Forms and Manifestations.

The UN General Assembly, convinced that the promotion of the culture of solidarity and the spirit of sharing is important for combating poverty, proclaimed 20 of December as International Human Solidarity Day.