--- title: "4.1 Introduction" slug: "41-introduction" updated: 2023-12-07T10:37:03Z published: 2023-12-07T10:37:03Z canonical: "handbook.fscluster.org/41-introduction" --- > ## Documentation Index > Fetch the complete documentation index at: https://handbook.fscluster.org/llms.txt > Use this file to discover all available pages before exploring further. # 4.1 Introduction ![](https://cdn.document360.io/be292e4d-58a1-4b36-b738-174162fabafa/Images/Documentation/4529196.jpg) Whereas chapter 3 looks at the internal functioning of a country FSC, chapter 4 addresses the external context and aspects. It explains the overall humanitarian coordination architecture at country level as well as highlights the importance of inter-cluster (sector) coordination and collaboration, including the roles of OCHA and the Inter Cluster Coordination Group (ICCG) overall, bilateral coordination efforts with clusters and inter-sectoral working groups. Food Security Cluster United Nations Office for the Coordination of Humanitarian Affairs Inter Cluster Coordination Group