In 1796 the runner-up in the electoral vote, Thomas Jefferson, became vice president under a president from the opposing party, and in 1800 two running mates tied. Which amendment made electors cast separate ballots for the two offices?

In 1793 the Supreme Court held in Chisholm v. Georgia that a citizen of South Carolina could sue the state of Georgia in federal court, and the states reacted angrily. Which amendment overturned that ruling?

The Emancipation Proclamation rested on the president's war powers and reached only areas still in rebellion, so slavery remained lawful in the loyal border states. Which amendment ended slavery throughout the country?

After 1865 southern legislatures passed Black Codes, and the Dred Scott decision still stood as authority that Black Americans were not citizens. Which amendment made everyone born here a citizen and required equal protection of the laws?

In 1895 the Supreme Court struck down a federal income tax in Pollock v. Farmers' Loan and Trust, holding that a direct tax had to be divided among the states by population. Which amendment answered that ruling?

State legislatures chose United States senators, and deadlocked legislatures left seats empty for months while charges of bribery followed some elections. Which amendment moved the choice to the voters of each state?

Presidents elected in November did not take office until the following March, leaving a defeated president and a defeated Congress in power for four months. Which amendment moved the inauguration to January 20?

Franklin Roosevelt was elected president four times, breaking the two-term custom that had held since George Washington left office. Which amendment wrote a two-term limit into the Constitution?

Residents of Washington, D.C. paid federal taxes and served in the armed forces but cast no vote for president, because the district is not a state. Which amendment gave the district a voice in presidential elections?

Several southern states required a voter to pay a tax before casting a ballot, a charge that kept poor Black and white citizens away from the polls. Which amendment banned that tax in federal elections?

Eisenhower's heart attack in office and Kennedy's assassination exposed a gap: nothing said what happened when a president was disabled, or how a vacant vice presidency could be filled. Which amendment supplied those procedures?

During the Vietnam War men were drafted at eighteen while most states set the voting age at twenty-one, and 'old enough to fight, old enough to vote' became a national slogan. Which amendment answered it?

What did the Fifteenth Amendment do?

The Eighteenth Amendment wrote national prohibition into the Constitution. What exactly did it prohibit?

What did the Nineteenth Amendment change?

What did the Twenty-first Amendment do?

What does the Twenty-seventh Amendment do to the pay of members of Congress?

Under the Twelfth Amendment, what happens if no candidate wins a majority of the electoral votes for president?

The Twentieth Amendment settled a case the Constitution had never covered. What does it say happens if a president-elect dies before Inauguration Day?

The Twenty-third Amendment gives the District of Columbia presidential electors, but it caps how many. What is the cap?

Before 1967 a vice presidency that fell vacant simply stayed empty for the rest of the term. What does the Twenty-fifth Amendment provide instead?

The Twenty-second Amendment also reaches a vice president who takes over in mid-term. If a person has acted as president for more than two years of someone else's term, how many times may that person be elected president?

Put these three changes in the order they were ratified: the two-term limit on the presidency, presidential electors for the District of Columbia, and the ban on poll taxes in federal elections.

Two amendments were ratified in the same year, 1913. Which two were they?

Two amendments were ratified in the same year, one in January and the other in December. Which pair shares that year?

Three amendments widened the franchise: one struck down denial on account of race, one denial on account of sex, and one denial on account of age. In what order were they ratified?

One amendment moved from proposal to ratification faster than any other, taking about three months in 1971. Which one was it?

Forty-three years separate the Fifteenth Amendment from the Sixteenth. What was happening to the Constitution during that stretch?

Three amendments were ratified during the 1960s. Which group is it?

Article V sets out how the Constitution is changed. How many of the fifty states must ratify a proposed amendment before it becomes part of the Constitution?

Article V gives two ways to propose an amendment. Which one has never once been used?

In 1789 Congress sent twelve proposed amendments to the states, and ten of them were ratified in 1791 as the Bill of Rights. What became of the other two?

One amendment is the only one ever ratified by conventions in the states instead of by the state legislatures. Which is it?

Several states ratified the Constitution in 1788 only on the understanding that something would be added quickly, and it was ratified in 1791. What was it?

Once an amendment has been ratified, how can it be taken back out of the Constitution?

An 1865 amendment reads: "Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States." What does the middle clause allow?

A clause added in 1868 bars from office anyone who, "having previously taken an oath ... to support the Constitution of the United States, shall have engaged in insurrection or rebellion against the same." Whom was it written to keep out?

The Seventeenth Amendment lets a state legislature "empower the executive thereof to make temporary appointments until the people fill the vacancies by election." What does that clause permit?

Section 2 of the amendment that ended national prohibition reads: "The transportation or importation into any State ... of intoxicating liquors, in violation of the laws thereof, is hereby prohibited." What did that clause protect?

The Twenty-fourth Amendment bars denying the vote "in any primary or other election for President ... or for Senator or Representative in Congress" for "failure to pay any poll tax." Which elections did the clause leave untouched?