Depending on the person, they typically revolve around employment and economic reasons
To make America economically independent from other countries.
The majority of immigrants to America before 1870 were of western European descent, such as the Irish and French, although there were immigrants from all over the world as well.
The challenges were :
1. Lack of Experience. Since George Washington never had any experience in managing any form of Government, operating a country is a huge obstacle for him.
2. American government was placed in the middle of conflict between Great Britain and France. And it is really hard for George to remain neutral despite all the pressures from both sides
3. Many united states conducted their own local rebellions
