Original sentence: (about 300,000 births per year) are to illegal aliens.Some people oppose the application of birthright citizenship to children of illegal aliens.The Pew Hispanic Center also estimates that there are 4.5 million children born to illegal aliens who received citizenship by birth in the United States, while the Migration Policy Institute estimates that there are 4.1 million children
Edited sentence: (about 300,000 births per year) are to illegal immigrants.Some people oppose the application of birthright citizenship to children of illegal immigrants.The Pew Hispanic Center also estimates that there are 4.5 million children born to illegal immigrants who received citizenship by birth in the United States, while the Migration Policy Institute estimates that there are 4.1 million children