The UN and its humanitarian partners are currently responding to four 'L3' emergencies. This is the global humanitarian system's classification for the response to the most severe, large-scale humanitarian crises.
In addition, OCHA is coordinating the reponse in Nepal and other critical humanitarian operations.
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The surge in violence between armed groups and government forces has displaced an estimated 3.2 million people across Iraq and left millions of people in need of assistance. OCHA Iraq>>
About 1.6 million people are internally displaced as the result of fighting that began in December 2013. 4.6 million people need humanitarian assistance.
OCHA South Sudan>>
13.5 million people, nearly half the population, are in need of humanitarian assistance. An estimated 6.5 million people have been displaced inside the country.
Armed conflict has spread rapidly across Yemen since March 2015, with devastating consequences for civilians. Aid groups now estimate that 4 in 5 Yemeni require some form of humanitarian protection or assistance.