" Historians maintain that the three social factors, which led to mass migration to America, were "religious persecution, political oppression, and economic hardship" (Statue of Liberty, History).

             Irish and Iranians also came to the US in big numbers as immigration trend picked pace. Iranians came more because of political reasons than anything else. After years of weathering political instability in their own country, many Iranians fled their homeland in search of a safer environment and their destination was western countries. It was during this time that United States saw a sharp rise in the number of Iranian immigrants and since then the number has grown steadily even though Iranians remain the most underrepresented community. Iranians were not only looking for better job opportunities as most other immigrants, they were actually concerned about political and religious restrictions that they had been forced to endure during the Islamic revolution of 1979 (Sullivan, 2001). .

             Irish immigrants came mainly due to economic problems in their native country. In Italy like in all other European countries things did not look too good for the people and they decided to leave their country. It was during this period that many Immigrants moved both internally and internationally thus decreasing the population of Italy significantly. America naturally was the biggest attraction for these people who knew that they wouldn't be able to live under the war-stricken conditions. But apart from the economic reasons there were some other factors that compelled people to leave for the land of opportunities. They faced worst discrimination scenario since they were mainly Catholics and their willingness to work at lower wages had sent many American out of work.

             Jenny Masur (1991) writes, "Between the 1940s and the 1970s millions of Immigrants migrated both internally and internationally. For the period 1946 to 1976 an estimated 7.