Civil Liberties
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50 free Civil Liberties trivia questions with answers — history quiz, new questions added Oct 2026.
Civil liberties are the freedoms that government is not allowed to take away: what you may say, print and believe, how the police must treat you, and what a fair trial looks like. In America most of them come from the Bill of Rights, and most of what they mean in practice has been settled, one argument at a time, by the Supreme Court. This quiz covers both halves of that story. Some questions ask what a particular amendment or clause protects. Others are about the landmark cases behind the rules: students punished for a silent protest, a prisoner who wrote to the justices in pencil, a newspaper that printed government secrets. A handful cross into civil rights, where the issue is equal treatment rather than freedom from interference. It is written for AP Government and civics students who want practice before a test, for teachers who need a ready-made review, and for anyone who has wondered where a familiar right actually comes from. Every answer comes with a short explanation.
30 of 50 questions with answers and explanations. Play the quiz
Q 01Which 1966 Supreme Court ruling requires police to tell suspects in custody that they may stay silent?
Miranda v. Arizona
Miranda v. Arizona threw out Ernesto Miranda's confession to a Phoenix kidnapping because police never told him his rights. He was retried without the confession in 1967 and convicted again.
Q 02In Tinker v. Des Moines, students were suspended for wearing what to protest the Vietnam War?
Black armbands
Black armbands got 13-year-old Mary Beth Tinker, her brother John and their friend Christopher Eckhardt suspended in December 1965. The Court said students do not shed their free speech rights at the schoolhouse gate.
Q 03Which 1944 Supreme Court case upheld the wartime removal of Japanese Americans from the West Coast?
Korematsu v. United States
Korematsu v. United States was repudiated by the Court in 2018, when Chief Justice John Roberts wrote that it was gravely wrong the day it was decided.
Q 04In Texas v. Johnson (1989), the Supreme Court protected which act of protest as symbolic speech?
Burning an American flag
Burning an American flag was a crime in 48 states until this 5–4 ruling. Gregory Lee Johnson had set one alight in Dallas during the 1984 Republican National Convention.
Q 05Which secret Vietnam War study did a 1971 Supreme Court ruling let The New York Times go on printing?
The Pentagon Papers
The Pentagon Papers ran to 47 volumes and about 7,000 pages. Daniel Ellsberg, who had helped produce the study, let a Times reporter read 43 of the volumes.
Q 06Which Latin-named writ, suspended by Abraham Lincoln in 1861, lets prisoners challenge their detention in court?
Habeas corpus
Habeas corpus was first suspended by Lincoln in Maryland, after the Baltimore riot of April 1861. Chief Justice Roger Taney ruled that only Congress could suspend it, and the administration ignored him.
Q 07Which president's 1802 letter to the Danbury Baptists described a wall of separation between church and state?
Thomas Jefferson
Thomas Jefferson wrote the letter on New Year's Day to a Baptist association in Connecticut, and it ran in a Massachusetts newspaper. The Supreme Court has cited his metaphor again and again.
Q 08The Third Amendment bars the government from forcing homeowners to do what during peacetime without consent?
House soldiers
Colonists resented being made to house soldiers under Britain's Quartering Acts. The Third Amendment has never been the primary basis of a Supreme Court decision.
Q 09Which former NSA contractor leaked files in 2013 revealing the bulk collection of Americans' call records?
Edward Snowden
Edward Snowden spent a month in a Moscow airport before Russia granted him asylum, and he became a Russian citizen in 2022. A US appeals court later ruled one program he exposed illegal.
Q 10In Wisconsin v. Yoder (1972), which religious community won the right to end schooling after eighth grade?
The Amish
The Amish parents in the case had each been fined just $5 for keeping their teenagers out of high school. The Court ruled their religious freedom outweighed the state's interest in more schooling.
Q 11Which English charter, sealed by King John at Runnymede, promised that no free man would be jailed unlawfully?
Magna Carta
Magna Carta survives in four original 1215 copies: two at the British Library, one at Lincoln Castle and one at Salisbury Cathedral. King John sealed it to make peace with rebel barons.
Q 12Which Virginia congressman, who at first opposed the idea, drafted the amendments that became the Bill of Rights?
James Madison
James Madison steered twelve amendments through Congress in 1789, but the states ratified only ten of them by 1791. One of the leftovers finally became the 27th Amendment in 1992.
Q 13Which group, founded in 1920, financed John T. Scopes's defense when he was tried for teaching evolution in Tennessee?
Q 21Which 1962 Supreme Court case struck down a state-written prayer recited each morning in New York public schools?
Engel v. Vitale
Engel v. Vitale turned on a prayer just 22 words long, written by the state's Regents. Five parents from New Hyde Park sued to end it, naming local school official William Vitale.
Q 22Which provision, in the opening words of the First Amendment, bars Congress from creating an official religion?
Establishment Clause
The Establishment Clause at first restrained only the federal government. Massachusetts and Connecticut went on supporting the Congregational church with tax money.
Q 23West Virginia v. Barnette, brought by Jehovah's Witnesses, said schools cannot force students to recite what?
ACLU
The ACLU counted Helen Keller and Jane Addams among its founders. At the Scopes trial in 1925, Clarence Darrow, a member of its national committee, led the teacher's defense.
Q 14Which part of the Bill of Rights did D.C. v. Heller (2008) read as protecting handguns kept at home?
Second Amendment
The Second Amendment case was brought by Dick Heller, a special police officer who carried a gun at work in federal office buildings but was not allowed to keep one in his Washington home.
Q 15Which unanimous 1954 Supreme Court decision ruled that racially segregated public schools are unconstitutional?
Brown v. Board of Education
Brown v. Board of Education was argued for the families by NAACP chief counsel Thurgood Marshall. In 1967 he joined the Supreme Court himself as its first African-American justice.
Q 16Which doctrine did the Supreme Court endorse in Plessy v. Ferguson, its 1896 ruling on Louisiana railway cars?
Separate but equal
Separate but equal stood as law for 58 years. Homer Plessy, who was one-eighth Black, had deliberately taken a seat in a whites-only train car in New Orleans to set up a test case.
Q 17A witness who pleads the Fifth is invoking the Fifth Amendment's shield against what?
Self-incrimination
Self-incrimination pleas became so common at 1950s Red Scare hearings that witnesses who refused to answer were branded Fifth Amendment communists.
Q 18Which Fifth Amendment safeguard bars prosecutors from retrying a defendant for the same crime after an acquittal?
Double jeopardy
Double jeopardy has a big exception called dual sovereignty: a state and the federal government may each prosecute a person for the same act.
Q 19The Eighth Amendment bans excessive bail, excessive fines and punishments described by which three-word phrase?
Cruel and unusual
Cruel and unusual was borrowed almost word for word from the English Bill of Rights of 1689. That clause is traced to the perjurer Titus Oates, who was tied to a cart and whipped across London.
Q 20Which 1963 Supreme Court case guaranteed poor defendants facing felony charges a lawyer paid for by the state?
Gideon v. Wainwright
Gideon v. Wainwright began when Clarence Earl Gideon appealed in pencil on prison stationery from Florida State Prison. Retried with a lawyer, he was acquitted after an hour of deliberation.
The Pledge of Allegiance
The Pledge of Allegiance ruling overturned a decision the Court had made only three years earlier. The majority wrote that no official, high or petty, may prescribe what is orthodox in politics or religion.
Q 24Which test for limiting speech did Justice Oliver Wendell Holmes set out in Schenck v. United States (1919)?
Clear and present danger
Clear and present danger came from the same opinion as the famous image of falsely shouting fire in a theatre. Charles Schenck had sent flyers urging draft-age men to resist induction.
Q 25Which standard, named in the Fourth Amendment's text, must police meet before a judge issues a warrant?
Probable cause
Probable cause grew out of English common law and the old saying that a man's home is his castle. It is a higher bar than reasonable suspicion but lower than the proof needed to convict.
Q 26Which principle, applied to state courts by Mapp v. Ohio (1961), keeps illegally obtained evidence out of trials?
Exclusionary rule
The exclusionary rule reached the states after Cleveland police searched Dollree Mapp's home for a suspect in a bombing aimed at future boxing promoter Don King. The supposed warrant they showed her was never seen again.
Q 27Terry v. Ohio (1968) upheld which brief police tactic when an officer reasonably suspects a person is armed?
Stop and frisk
Stop and frisk reached the Court after a Cleveland officer watched two men pace past the same store window again and again. When he patted them down, both were carrying pistols.
Q 28Riley v. California (2014) held that police usually need a warrant to search which item taken during an arrest?
A cell phone
A cell phone is unlike the other objects in a pocket, Chief Justice John Roberts wrote. David Riley's had been searched after he was pulled over in San Diego in 2009 for expired registration tags.
Q 29Which part of the Bill of Rights guarantees the accused a speedy, public trial and the help of a lawyer?
Sixth Amendment
The Sixth Amendment packs eight different rights into one sentence. In Ramos v. Louisiana (2020) the Court added that guilty verdicts must be unanimous in state trials as well as federal ones.
Q 30Furman v. Georgia (1972) brought a four-year nationwide halt to which punishment, revived by Gregg v. Georgia?
The death penalty
The death penalty was halted by a one-paragraph ruling followed by more than 233 pages of individual opinions, the longest set the Court had ever written. Dozens of states then rewrote their laws.