SANA'A, Yemen - On 26 March 2015, the conflict in Yemen dramatically escalated. Two years later, it has become one of the worst humanitarian crises in the world. An estimated 18.8 million people - two thirds of the population - are in need of some kind of assistance or protection, according to the United Nations Humanitarian Needs Overview.
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Three of the world's worst humanitarian crises in the world are in the Arab Region. Five of the countries in the regions-Syria, Iraq, Yemen, Libya and Palestine-are going through open or protracted conflicts. Many more countries are dealing with the consequences of these conflicts with a constant influx of refugees and an alarming rise of violent extremism.