Patriot,
Cus loyalist are the equivalent to Trump supporters.
Hey there!
They allowed trade, and also, they limited certain contacts. But, as they tried to prevent this, they have failed to do so.
The reasons as to why Irish citizens immigrated was to escape religious and political persecution. The Irish Potato Famine was another reason for this because potatoes were the staple food at the time which forced peasants to leave Ireland.
The expanding of the muslim Empire in the years following the Prophet Muhammad's death led to the creation of the caliphates, occupying a vast geographical area and conversion to Islam was boosted by missionary activities particularly those of Imams, who easily intermingled with local populace to propagate the religious teachings.