The old world is engaged in a struggle to find a way by which each race living on its own soil, separated by definite national boundaries, can be assured freedom and peace in the full development of its national life and in the realization of international opportunities. The task of America is different. It is for her to find the way by which these races, living on one soil, under one form of government, with no territorial lines, can be assimilated and become a part of her integral national life.

What is Americanization? (1919)