Final answer:
The 14th Amendment to the U.S. Constitution granted citizenship to all born or naturalized in the United States, ensuring equal protection under the law.
Explanation:
The 14th Amendment to the U.S. Constitution, ratified in 1868, granted citizenship to all persons born or naturalized in the United States, ensuring equal protection under the law.
This amendment prohibited states from limiting the privileges and immunities of citizens, denying due process of law, or depriving anyone of equal protection of the laws.
Congress was given the power to enforce these provisions, marking a significant milestone in defining national citizenship.
Learn more about 14th Amendment here:
https://brainly.com/question/29793577
