The purpose of this legislative text is to amend the Immigration and Nationality Act to clarify who is considered a citizen at birth in the United States and to establish new rules regarding the admission of pregnant individuals who are not married to U.S. citizens. One of the key provisions of this legislation is the clarification of citizenship for individuals born in the U.S. It specifies that a person born in the U.S. is considered a citizen at birth if at least one parent is a U.S. citizen, a lawful permanent resident, or an alien with lawful status serving in the military.