- July 7: Clashes take place in Juba between Kir and Machar forces, killing seven soldiers.
- April 29: Transitional Government of National Unity is formed.
- April 25: Dr Machar finally returns to Juba and is sworn in as first vice-president in a new unity government.
- August 2015 : President Salva Kiir and Dr Machar sign peace agreement. President Kiir signs 9 day later despite “reservations” under threat of UN sanctions
- February 2015 - General elections due in June are called off because of the ongoing conflict.
- August 2014 - Peace talks begin in Ethiopian capital Addis Ababa and drag on for months as fighting continues.
- July 2014 - UN Security Council describes the food crisis in South Sudan as the worst in the world.
- April 2014- UN says pro-Machar forces sack the oil town of Bentiu, killing hundreds of civilians.
- January 2014 - A ceasefire is signed but broken several times over subsequent weeks, and talks in February fail to end the violence that displaces more than a million people by April. Dr Machar is charged with treason in absentia.
- December 15, 2013 - Civil war erupts as President Salva Kiir accuses his ex-Vice-President, Riek Machar, of plotting to overthrow him. Rebel factions seize control of several regional towns, thousands are killed and many more flee. Uganda troops intervene on the government’s side.
- July 2013- President Kiir dismisses entire cabinet and Vice-President Riek Machar in a power struggle within the governing Sudan People’s Liberation Movement (SPLM)
- March 2013 - Sudan and South Sudan agree to resume pumping oil after a bitter dispute over fees that saw production shut down more than a year earlier. They also agreed to withdraw troops from their border area to create a demilitarised zone.
- July 2012 - Country marks first anniversary amid worsening economic crisis and no let-up in tension with Sudan.
- April 2012: After weeks of border fighting, South Sudan troops temporarily occupy the oil field and border town of Heglig in Sudan before being repulsed.
- January 12: South Sudan declares a disaster in Jonglei State after some 100,000 flee clashes between rival ethnic groups.
- November 2011: South Sudan blames Sudan for the aerial bombardment of a refugee camp in Yida, in Unity State; Sudan’s army denies being responsible.
- August 2011: UN says at least 600 people are killed in ethnic clashes in the state of Jonglei.
- July 9 2011: Anew country is born.