Multilateral agencies like the UN, the World Bank and others provide multilateral aid to developing countries. The significance of this type of aid is the very large scale under which it operates and provides support for addressing issues related to poverty, economic development, human rights, healthcare, peace and development and other areas. Although this type of aid mostly started as a Gov2Gov arrangement, in the 90s multilateral agencies started to give high priority to CSOs. The INTRAC’s Multilateral Agencies and CSOs: A Position Paper says that multilateral agencies found that large-scale government investments alone would not lead to create an impact and CSOs had to be involved at some level for bringing about deeper change. The paper further explains that advantages of CSOs in development actions were seen as being relatively low cost, in direct contact with communities, lacking bureaucracy, honest, better at targeting the poor and with a proven track record, etc. Read more here.