Abstract: Asian Americans' identity is an important issue in Asian American studies.Sojourners(aliens),ethnic Americans, Asian Americans and the emerging multiracial/multiethnic Americans are the four major identities in Asian American history . It is of significance to understand its different historical surroundings and the way in which Asian Americans lived by studying Asian Americans' identity. And it also gives us a brief introduction of the acculturation of Asian Americans and the variety of race and ethnicity ...