‘Orange the world campaign,’ is related to which among the following organisations?

United Nations (UN)
On November 25, the International Day for the Elimination of Violence against Women, the United Nations (UN) has launched its campaign Orange the World. The campaign will be carried out during 16 days from 25 November until December 10, designated as the UN’s Human Rights Day. The campaign has adopted the colour orange to symbolise its goal for a bright and optimistic future that is free from violence against women and girls. Several monuments across the world are participating in the campaign. From India, India Gate and Delhi Metro are chosen as landmarks for conduct of the campaign.