South Sudan's civil war broke out on December 15, 2013. Since then a series of ceasefire agreements and power-sharing deals have been agreed and subsequently broken.
As international pressure grows ahead of an August 17 deadline to strike a deal at peace talks in Ethiopia, here is a list of the key agreements between President Salva Kiir and rebel leader Riek Machar.
-- 2014 --
January 23: Celebrations as Kiir and Machar sign their first ceasefire, agreed in Ethiopia and mediated by east Africa's eight-member IGAD bloc. It is broken shortly after.
May 9: Kiir and Machar pray together, as mediators in Addis Ababa hail a deal "ending the war."
August 25: Amid IGAD sanction warnings, Kiir and Machar ink another ceasefire in Addis Ababa, along with a deal to forge a unity government within 45 days.
October 20: In the Tanzanian town of Arusha, Kiir and Machar accept "collective responsibility" for the war, and call again for peace.
November 8: An "unconditional, complete and immediate end to all hostilities" is agreed by the rivals in Addis Ababa. It lasts a few hours.
January 21: Kiir and Machar promise to make a "public apology" for the war and recommit to a ceasefire.
February 1: Another ceasefire commitment, and a deadline set of March 5 to agree a final peace deal and establish a transitional government.
June 27: Kiir and Machar meet for five hours in Kenya, but sign no deal.
August 6: Talks resume in Addis Ababa, ahead of an August 17 deadline. Fighting continues.
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South Sudan war: a long list of broken deals