The industrial revolution indeed was a great factor in the growth of population in industrialized countries. The population in industrialized countries had a sudden rise or increase due to the bigger and greater opportunities provided by the country thus, alluring more people to migrate.
It could be true but I really am not sure
The thirteen colonial colonies were the first colonies of the United States but they were Great Britain's colonies until they declared independence. They were New york, New Jersey, Delaware, Pennsylvania, Massachusetts, Connecticut, New Hampshire, Maine, Maryland, West Virginia, Virgina, North Carolina, South Carolina and Georgia(No, I did not copy and paste)