List of amendments to the United States Constitution

Table columns:
No.
Subject
Date submitted for Ratification[4]
Date ratification completed[4]
Ratification time span

Table rows:
cells: 1st
Prohibits Congress from making any law respecting an establishment of religion, impeding the free exercise of religion, abridging the freedom of speech, infringing on the freedom of the press, interfering with the right to peaceably assemble or prohibiting the petitioning for a governmental redress of grievances.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 2nd
Protects the right to keep and bear arms.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 3rd
Places restrictions on the quartering of soldiers in private homes without the owner's consent, prohibiting it during peacetime.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 4th
Prohibits unreasonable searches and seizures and sets out requirements for search warrants based on probable cause as determined by a neutral judge or magistrate.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 5th
Sets out rules for indictment by grand jury and eminent domain, protects the right to due process, and prohibits self-incrimination and double jeopardy.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 6th
Protects the right to a fair and speedy public trial by jury, including the rights to be notified of the accusations, to confront the accuser, to obtain witnesses and to retain counsel.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 7th
Provides for the right to trial by jury in certain civil cases, according to common law.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 8th
Prohibits excessive fines and excessive bail, as well as cruel and unusual punishment.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 9th
Protects rights not enumerated in the Constitution.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 10th
Reinforces the principle of federalism by stating that the federal government possesses only those powers delegated to it by the states or the people through the Constitution.
September 25, 1789
December 15, 1791
2 years 2 months 20 days
cells: 11th
Makes states immune from suits from out-of-state citizens and foreigners not living within the state borders; lays the foundation for sovereign immunity.
March 4, 1794
February 7, 1795
11 months 3 days
cells: 12th
Revises presidential election procedures by having the President and Vice President elected together as opposed to the Vice President being the runner up.
December 9, 1803
June 15, 1804
6 months 6 days
cells: 13th
Abolishes slavery, and involuntary servitude, except as punishment for a crime.
January 31, 1865
December 6, 1865
10 months 6 days
cells: 14th
Defines citizenship, contains the Privileges or Immunities Clause, the Due Process Clause, the Equal Protection Clause, and deals with post–Civil War issues.
June 13, 1866
July 9, 1868
2 years 0 months 26 days
cells: 15th
Prohibits the denial of the right to vote based on race, color or previous condition of servitude.
February 26, 1869
February 3, 1870
11 months 8 days
cells: 16th
Permits Congress to levy an income tax without apportioning it among the states or basing it on the United States Census.
July 12, 1909
February 3, 1913
3 years 6 months 22 days
cells: 17th
Establishes the direct election of United States Senators by popular vote.
May 13, 1912
April 8, 1913
10 months 26 days
cells: 18th
Prohibited the manufacturing or sale of alcohol within the United States. (Repealed December 5, 1933, via 21st Amendment.)
December 18, 1917
January 16, 1919
1 year 0 months 29 days
cells: 19th
Prohibits the denial of the right to vote based on sex.
June 4, 1919
August 18, 1920
1 year 2 months 14 days
cells: 20th
Changes the date on which the terms of the President and Vice President (January 20) and Senators and Representatives (January 3) end and begin.
March 2, 1932
January 23, 1933
10 months 21 days
cells: 21st
Repeals the 18th Amendment and makes it a federal offense to transport or import intoxicating liquors into US states and territories where such transport or importation is prohibited by the laws of those states and territories.
February 20, 1933
December 5, 1933
9 months 15 days
cells: 22nd
Limits the number of times that a person can be elected president: a person cannot be elected president more than twice, and a person who has served more than two years of a term to which someone else was elected cannot be elected more than once.
March 24, 1947
February 27, 1951
3 years 11 months 6 days
cells: 23rd
Grants the District of Columbia electors (the number of electors being equal to the least populous state) in the Electoral College.
June 16, 1960
March 29, 1961
9 months 12 days
cells: 24th
Prohibits the revocation of voting rights due to the non-payment of a poll tax or any other tax.
September 14, 1962
January 23, 1964
1 year 4 months 27 days
cells: 25th
Addresses succession to the Presidency and establishes procedures both for filling a vacancy in the office of the Vice President, as well as responding to Presidential disabilities.
July 6, 1965
February 10, 1967
1 year 7 months 4 days
cells: 26th
Prohibits the denial of the right of US citizens, eighteen years of age or older, to vote on account of age.
March 23, 1971
July 1, 1971
3 months 8 days
cells: 27th
Delays laws affecting Congressional salary from taking effect until after the next election of representatives.
September 25, 1789
May 5, 1992[5]
202 years 7 months 10 days

Questions about this table:
originalText: when was the last time the constitution changed
answer: answerTexts: May 5, 1992