source: Sudan Tribune
actor1: Military Forces of South Sudan (2011-)
actor2: SPLM-In Opposition: Sudan People's Liberation Movement-In Opposition
location: Ketbek
notes: On 1 April, Forces of South Sudan clashed with the Sudanese Peoples Liberation Army/Movement-In Opposition (SPLA/M-IO) in Ketbek, Upper Nile. SPLA/M-IO claimed to have repulsed the government forces 'with heavy defeat'. The fighting caused massive displacement of civilians.