The Homestead Act was created by Abraham Lincoln with the deal to attract immigrants to the United States, and allow them to settle in an estate for five years. This period of time was important to make the immigrant family feel part of the country, understand the laws and how to deal with them, and get ready to be part of the American society.
If I recall it was scotland because they were very good workers with cloth and britian because they worked hard and American business men would pay more than british
A "New Frontier" was used by John F. Kennedy in his presidential acceptance speech in the 1960s. Space is described in the speech as the "New Frontier".