To be or to become an American, a person did not have to be any particular national, linguistic, religious, or ethnic background. All he had to do was to commit himself to the political ideology centered on the abstract ideals of liberty, equality, and republicanism.
Lincoln belief about slaver was that he did not like it and tried to stop it all together.
Migration:-
Migration is to leave the country you live in, your own country and go live in another country you chose forever.
Answer:
Definitions of commonwealth. a political system in which the supreme power lies in a body of citizens who can elect people to represent them. synonyms: democracy, republic.