Four years on, Syrian refugees are struggling to feed their children. The last time Mahmoud* was able to afford a full meal for his family was two weeks ago.
4 million Syrian refugees
More than four million people have now fled Syria and become refugees in neighbouring countries, according to new figures from the United Nations High Commissioner for Refugees (UNHCR).
59.5 million displaced in 2014
At the beginning of 2015, a record 59.5 million persons were displaced worldwide.