> ## Documentation Index > Fetch the complete documentation index at: https://america-250.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # All Amendments > There have been 27 amendments to the U.S. Constitution, beginning with the Bill of Rights, the first 10 amendments, ratified December 15, 1791. This documentation set is adapted from the [National Constitution Center](https://constitutioncenter.org/the-constitution/amendments). Every amendment page is a 1:1 mirror of the canonical text published there.
27 Amendments · 1791–1992

The living document: liberty expanded, era by era.

The U.S. Constitution has been amended 27 times since it was ratified in 1788, from the Bill of Rights through the Reconstruction Amendments to modern reforms.

## Bill of Rights The first 10 amendments, ratified December 15, 1791, are known collectively as the Bill of Rights. They safeguard individual liberties and place limits on federal power. Freedom of Religion, Speech, Press, Assembly, and Petition. Right to Bear Arms. Quartering of Soldiers. Search and Seizure. Grand Jury, Double Jeopardy, Self Incrimination, Due Process, Takings. Right to a Speedy Trial by Jury, Witnesses, and Counsel. Jury Trial in Civil Lawsuits. Excessive Fines, Cruel and Unusual Punishment. Non-Enumerated Rights Retained by the People. Powers Reserved to the States or the People. ## Pre-Civil War Amendments Suits Against States. Ratified 1795. Election of President and Vice President. Ratified 1804. ## Reconstruction Amendments Passed after the Civil War, the Reconstruction Amendments abolished slavery, guaranteed equal protection, and protected voting rights. Abolition of Slavery. Ratified 1865. Citizenship Rights, Equal Protection, Apportionment, Civil War Debt. Ratified 1868. Right to Vote Not Denied by Race. Ratified 1870. ## Progressive Era Amendments Income Tax. Ratified 1913. Popular Election of Senators. Ratified 1913. Prohibition of Liquor. Ratified 1919. Women's Right to Vote. Ratified 1920. ## Modern Era Amendments Presidential Term and Succession, Assembly of Congress. Ratified 1933. Repeal of Prohibition. Ratified 1933. Two-Term Limit on the Presidency. Ratified 1951. Presidential Vote for the District of Columbia. Ratified 1961. Abolition of Poll Taxes. Ratified 1964. Presidential Disability and Succession. Ratified 1967. Right to Vote at Age 18. Ratified 1971. Congressional Compensation. Ratified 1992.