The biggest reason why Irish immigration occurred was the Irish potato famine. Irish were very poor and they heavily relied on potatoes, their society was experiencing a lot of starvation and moving to America where there are more chances to work, produce food, and claim land is a great new way of life.
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.
Supreme court's are the best examples of appellate courts where the final review of civil as well as criminal cases is organised. Even original jurisdiction is practiced in supreme court.
Louis XVI's policy of not raising taxes and taking out international loans, including to fund the American Revolution, increased France's debt, setting in motion the French Revolution.