What conflicts led to nativist sentiment in the 1920s?

Nativism introduced a tradition of fear and hatred to the American people in regards to immigrants.Nativism in the 1920s left a lasting impression on certain groups of American citizens and brought about a feeling superiority to certain long-term or "native" American citizens.

president reagan was a good presidant and should be presidant if he was still alive

explanation:

answer; the federal reserve system;