Quakers settled in Pennsylvania...founder of William Penn William Penn was the absolute proprietor of Pennsylvania (he held the royal charter) and had pronounced religious tolerance for all. Other colonies were often religiously linked and intolerant of religious views outside narrow limits.
He welcomed Catholics and Quakers among others. Because the Colony was established as a refuge for European Quakers. Pennsylvania was a favorable place to settle: climate, land, port and government. Philadelphia was at the time the best developed city in the continent.
Because the Colony was established as a refuge for European Quakers. You see, William Penn was a friend of king Charles the second and the king did not want to kill William Penn for being a quaker. So he basicly gave him a grant to find land so he would escape persicution. Then have a place for religious freedom.
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.
