After the World War I, people were coming back to the US and what was their view of immigrants, who could possibly take their jobs? The motto “Keep America for Americans” wasn’t quite accurate, because that were not just immigrants who Americans were against. It were Americans also, just with a different skin color or religion. Americans had a strong feeling of nativism in 1920s and because of the lack of jobs, they restricted immigration from other countries, but a wave of racism also took place by the first terrorist group Ku Klux Klan, which claimed to uphold the values of the past.
People In the US became afraid of non-Americans and that was why the immigration was limited and the participation in world battles decreased