International Contact Groups are "informal, non-permanent international bodies that are created ad hoc, with the purpose of coordinating international actors in their aim of managing a peace and security crisis in a specific state or region (single-issue).
They are founded and formed out of by states and/or international organizations/regional organizations.
They do not have own administrative structures, but are official announced and meet periodically.
"[1] Since 1977, at least 27 ICGs have been formed.
[1] Examples of such groups include: