U.N. launches record $22.2 billion humanitarian appeal for 2017
More than half of the money will be used to address the needs of people caught up in crises in Syria, Yemen, Iraq and South Sudan
"Unprecedented" numbers face severe hunger in South Sudan - U.N.
The country's hunger levels have doubled since last year
UN: South Sudan conflict spawns horrific sexual violence
"Women are bearing the brunt of this war along with their children ... rape is one of the tools being used for ethnic cleansing"
South Sudan budget has 40 percent funding gap, wants donor help
The world's newest country has been ravaged by war since December 2013
UN: South Sudan conflict spawns horrific sexual violence
"Women are bearing the brunt of this war along with their children ... rape is one of the tools being used for ethnic cleansing"
In Sudan, austerity and protest as economy crumbles
"Life has become unbearable. Prices of vegetables, meat, sugar and transport are always rising and the government doesn't feel for us. We don't know what to do"
South Sudanese flee as country edges closer to "genocide"
"Schoolgirls were raped ... There is no proper security. Everything was destroyed. People were killed like animals"
Ethnic cleansing going on in South Sudan - U.N. commission
"There is already a steady process of ethnic cleansing under way"
Aid convoys blocked in South Sudan, UN says
Aid workers faced 91 separate problems getting access to communities in November alone