The document discusses various United Nations agencies that work on humanitarian, development, and peacekeeping efforts. It outlines 12 UN agencies, including the UN Development Program (UNDP), UN Children's Fund (UNICEF), UN Population Fund (UNFPA), Office of the UN High Commissioner for Refugees (UNHCR), World Food Program (WFP), and UN Relief and Works Agency for Palestine Refugees (UNRWA). These agencies provide humanitarian aid, support development goals, and work to resolve humanitarian crises and conflicts globally.