“The Displaced Persons Act of 1948: Assessing the Impact on Refugees and its Significance in American Immigration History”

It must be a 4-6 paged 1400 words research paper about to what extent did the displaced persons act of 1948 benefit refugees. I must use 5 sources: 3 secondary sources and 2 primary sources which I already found 
https://ballotpedia.org/Displaced_Persons_Act_of_1948 
https://www.presidency.ucsb.edu/documents/statement-the-president-upon-signing-the-displaced-persons-act 
https://www.trumanlibraryinstitute.org/the-displaced-persons-act-of-1948/ 
https://immigrationtounitedstates.org/464-displaced-persons-act-of-1948.html
https://www.trumanlibrary.gov/library/public-papers/167/statement-president-upon-signing-bill-amending-displaced-persons-act