Because of the 1965 changes in immigration laws, thirty-five years later the immigrant population in the united states:

Due to the changes fo 1965 immigration law in the United States, after thirty five years, the immigrant population in the U.S increased and mostly came from Asia and Latin America.
Even as of this time, a lot of Asian and Latin American people are migrating to US to find better paying jobs, and also for the thought that it is the U.S, one of the world's richest and strongest country.