This is reinforced by white Americans who praise others by saying they "sound white" or are "articulate" as if it's unexpected. These are often racist statements and "microagressions" as in, subtle ways of saying something is inferior, or someone is inferior

There is much encouragement to separation of races, intolerance towards immigrants and non-white people, it will take a long time to reverse this way of thinking. It's not isolated to race, but it includes intolerance and anger towards people of other religions, genders, sexuality, ableism, and is appearance-based to idolize white, male, heterosexual, successful and youthful-looking.

The United States has to adapt the process of honoring original culture, customs, religions while encouraging that the immigrants progress to a middle ground of speaking English language with those who only speak English, and respectfully observing American traditions and values, as long as they are not contrary to their own.

Assimilation was considered good for decades until society started to examine the racist undertones of assimilation into a predominantly white anglo saxon protestant culture. Now a mosaic culture is more preferable, for people to retain their culture of origin and assimilate in partial ways.

It looks like the authors of this book have noted that the Trump administration curtailed much of the immigration previously sanctioned by the US.

Racial profiling against immigration continued to decrease the numbers of immigrants from locations with populations of people of non-white descent.

This was a direct result of Pres Trump and his administration policies against immigration and against acceptance of immigrants of color into the United States. His policies and broadcast anti-immigration views were made public and discouraged people from immigration to the United States for fear of persecution once they arrived here.