| A | B |
| "new" immigrants | Immigrants from southern and eastern Europe |
| nativism | Movement to ensure that native-born Americans received better treatment than immigrants. |
| Chinese Exclusion Act | Law passed in 1882 that prohibited Chinese laborers from entering the country. |
| Gentlemen's Agreement | An agreement made in 1907 between the United States and Japan that restricted Japanese immigration. |
| Quota Acts of 1921 and 1924 | Laws passed by Congress restricting immigration from southern and eastern Europe, but favoring them from northern and western Europe. |
| Melting Pot Theory (assimilation) | Process by which people of one culture blend into and become part of another culture. |
| Salad Bowl Theory (cultural pluralism) | A process by which a culture keeps its identity, customs, and beliefs within a new culture. |
| "old" immigrant | Immigrants from northern and western Europe |