What made them migrate to Arab lands?

The people who are descended from Caucasia <s>hadn’t</s> didn't <s>migrated</s> migrate to Arab lands <s>in </s>during one single period of time. The frequent on and off disturbances made them migrate as groups either to flee wars or because displacing them was part of a deal between the Russian and Turkish empire during 18th century.

<s>So</s> it was more than one migration for <s>those</s> people who belong to different areas in Caucasia. Circassians, Dagestanis, Chechens are the main <s>races </s>ethnic groups that settled in Arab lands <s>despite their opportunity to live in</s> despiteTurkey being closer to them.

Jordan was the main destination for Circassians and Chechens. They still live there, represent an important part in the composition of the population. They still keep their mother language and speak it among their people <s>communities</s> inside the Arab communities.

Some of them headed to Iraq and Syria. When the clans of Chechens and Dagestanis entered Iraq throughout the Iraqi-Syrian borders they reached Mosul. The Arab big tribe, shammar, declared war against these foreign groups responding to their racist mentality. But they lost <s>that was </s>as Chechens and Dagestanis were brave warriors. They crossed Mosul and chose areas near Kirkuk and Diala to be their new homeland. It was a good choice since it was distinguished with its greenish nature similar to the lands that they departed.