The deal was announced after a meeting between US President Donald Trump and Russian President Vladimir Putin at the G20 summit and will go into effect on Sunday.
The Biafran War ended in 1970 after more than a million people had been killed, mostly from starvation. But despite that, calls for secession remain strong in Nigeria's southeastern regions.
WHO says cholera has hit 19 of Yemen's 23 governorates highlighting a humanitarian catastrophe in the war-torn country after two years of civil war that has disabled most health care facilities.
Opponents accuse Prime Minister Hun Sen of using unfair measures to undermine rivals in the run-up to local elections next month and a general election next year.
Bosnian Serbs say the move violates the Constitution and the 1995 Dayton agreement that ended the civil war. Bosnian Muslims say justice is being done.
Orphanages in Syria are struggling to cope with the needs of children left without parents killed in the six-year conflict.
Slump in oil prices have increased burden on Middle Eastern and North African economies and restricted growth in oil-producing countries.
Moadamiyet al-Sham, a besieged town southwest of Syria's capital, has been under a devastating regime siege since early 2013.
217 cases of sexual violence documented by UN officials revealed that the assault mostly targeted displaced Nuer women.
A number of nations, including the Unites States, Turkey, UK, France, Iran, Russia, Saudi Arabia, other Gulf allies of the US and the Syrian regime, are involved in the Syrian conflict.
Warring factions led by President of South Sudan Salva Kiir and Vice President Riek Machar have declared a new ceasefire after fierce fighting broke out on Saturday.
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