Conflict in the Syrian Arab Republic led to a significant surge in displacement. Military operations against cities and villages intensified, causing people to flee. By 2016, the number of registered Syrian refugees had grown substantially.

The escalating military campaigns and seizures of territory by certain organisations were among the main drivers of this displacement. Further details about this period are available, including the impact on specific regions. The full article provides more information on the humanitarian response and the effects of the conflict.

7 million by 2016, making the host country the world's largest refugee-hosting country at that time.