This document provides a summary of the existing literature on livelihoods, basic services, and social protection in South Sudan. It describes the devastating impact of the decades-long civil war, which killed millions and displaced many more. As a result, the new country faces immense challenges in rebuilding livelihoods and basic infrastructure. The summary reviews evidence on how the conflict affected livelihoods, health, education, and social services. It also identifies gaps in data and evidence that future research could address to help inform policies around recovery, development, and building state legitimacy in South Sudan.