# United Nations Mission in South Sudan
---
Who / What
The **United Nations Mission in South Sudan (UNMISS)** is a peacekeeping operation established to support the newly independent state of South Sudan following its secession from Sudan. It plays a critical role in promoting stability, protecting civilians, and facilitating humanitarian aid amid ongoing conflict.
---
Background & History
UNMISS was formally authorized by **United Nations Security Council Resolution 1996 (2011)** on July 8, 2011, following South Sudan’s independence from Sudan on **July 9, 2011**. The mission was designed to address post-conflict challenges, including security threats, displacement of populations, and humanitarian crises. Since its inception, UNMISS has evolved in response to escalating internal conflicts, particularly after the outbreak of civil war in December 2013.
---
Why Notable
UNMISS remains one of the most challenging and high-stakes peacekeeping operations globally due to South Sudan’s complex political instability, ethnic tensions, and recurring violence. The mission has faced significant operational hurdles but has also achieved critical milestones, such as protecting civilians in conflict zones, providing humanitarian assistance, and supporting elections. Its leadership—including the current Special Representative Nicholas Haysom—has been instrumental in navigating these challenges.
---
In the News
As of recent reports, UNMISS continues to operate amid South Sudan’s ongoing political and security crises, including periodic clashes between armed groups and government forces. The mission remains a focal point for international efforts to stabilize the region, with ongoing discussions on expanding its mandate or adjusting strategies in response to evolving threats.
---
Key Facts
---
