The fastest hundred years in human history. Powered flight, revolutions, crashes, walls and rooftop concerts — this 20th century history quiz covers 1900 to 1999 in 12 questions.
Every question in this quiz, with the correct answer and the story behind it. Open it after you've played — or use it as a study sheet before you do.
Answer: 1969
The Beatles' Rooftop Concert — 1969. The impromptu 42-minute performance was stopped by police due to noise complaints—it became the climactic finale of the Let It Be documentary.
Answer: Gateway Arch Under Construction, St. Louis
Gateway Arch Under Construction, St. Louis came first, in 1964. Engineers had to cool one leg and warm the other with water to align the arch tips within 1/64 of an inch during final assembly.
Answer: 1969
Woodstock Music Festival — 1969. Despite mud, overcrowding, and food shortages, Woodstock saw only two deaths and two births among nearly 400,000 attendees.
Answer: RMS Titanic Sinking
RMS Titanic Sinking came first, in 1912. The Titanic's band famously continued playing as the ship sank—all eight musicians perished.
Answer: 1930
Christ the Redeemer Under Construction, Rio de Janeiro — 1930. Christ the Redeemer was built in France, shipped to Brazil, and covered in millions of triangle-shaped soapstone tiles hand-laid by workers.
Answer: March on Washington for Jobs and Freedom
March on Washington for Jobs and Freedom came first, in 1963. MLK's famous 'I Have a Dream' refrain was improvised after gospel singer Mahalia Jackson shouted 'Tell them about the dream, Martin!'
Answer: 1984
Los Angeles Summer Olympics — 1984. The 1984 LA Olympics were the first profitable Games, making a $200 million surplus without government funding.
Answer: Construction of the Berlin Wall
Construction of the Berlin Wall came first, in 1961. The wall went up overnight on August 13, 1961—families woke to find themselves separated, and it would stand for 28 years.
Answer: 1917
Storming of the Winter Palace, October Revolution — 1917. The 'storming' was relatively bloodless—Bolsheviks walked through unlocked doors. More people were injured filming Eisenstein's 1927 reenactment than in the actual event.
Answer: Wright Brothers' First Powered Flight
Wright Brothers' First Powered Flight came first, in 1903. Orville Wright's first flight lasted 12 seconds and covered 120 feet—shorter than a Boeing 747's wingspan.
Answer: 1971
Sydney Opera House Under Construction — 1971. Architect Jørn Utzon resigned in 1966 after disputes and never returned to see his masterpiece completed—the shells were inspired by orange segments.
Answer: Louis Blériot Crosses the English Channel
Louis Blériot Crosses the English Channel came first, in 1909. Blériot navigated without a compass and his engine overheated until rainfall cooled it mid-flight—shocking Britain that aerial invasion was now possible.
The same 12 questions as a photocopiable worksheet — tick boxes, no answers on the student pages, and a teacher answer key with explanations and marking bands on its own sheet. Free, no sign-up, A4 and US Letter.
Printable 20th Century worksheet + answer keyThe same period, played against a clock: 20 seconds a question, a streak multiplier and a personal best that sticks. No sign-up, no answer key to peek at.
19 documented moments, in order. Each one is also a playable 360° round in the game.
12 multiple-choice questions, each with four options. Most ask you to date an event; the rest ask which of four events happened first. You get the correct answer and a short explanation the moment you answer, and the full answer key is published further down this page.
Yes — completely free, with no sign-up, no account and no email required. Your score appears as soon as you finish, and you can retake the quiz as many times as you like.
It spans 1903 to 1984 and draws on 19 documented events, including Wright Brothers' First Powered Flight, Ford Model T Assembly Line, Dearborn, March on Washington for Jobs and Freedom. Flight, revolution, moon-age optimism — the whole 20th century.
Anything above 8 out of 12 puts you in History Buff territory. 10 or more earns Grand Historian, and a perfect 12/12 makes you a Time Lord. Under 40% is a Tourist — worth another run once you've read the answer key.
Every question is built from the same historical events used in the HistoryGuesser game — real, dated moments with a documented place and year. Nothing is AI-invented at question time: dates, places and facts come from a fixed, hand-checked event library, so the quiz is identical each time you load it.