How does the 13th 14th and 15th Amendment change the Constitution?

The 13th, 14th, and 15th Amendments significantly transformed the U.S. Constitution by addressing issues of slavery and civil rights. The 13th Amendment abolished slavery, ensuring that no one could be held in involuntary servitude. The 14th Amendment granted citizenship to all individuals born or naturalized in the U.S. and guaranteed equal protection under the law. Finally, the 15th Amendment prohibited the denial of voting rights based on race, thereby expanding democratic participation and civil liberties.