Impossible General Knowledge Quiz (15 Questions)By 961261pwpadmin / March 22, 2026 Challenge yourself with this hard general knowledge trivia quiz featuring 15 tough questions across a wide range of topics. General Knowledge Trivia – Impossible Quiz (15 Questions) Ready for the ultimate test? This impossible general knowledge trivia quiz features extremely difficult questions that push even the most knowledgeable players to their limits. How many can you get right? 1 / 15 Which state formally dissolved in December 1991? Soviet Union Warsaw Pact Czechoslovakia Yugoslavia 2 / 15 Which Dutch scientist first observed living microorganisms through a microscope and called them animalcules? Antonie van Leeuwenhoek Robert Hooke Christiaan Huygens Jan Swammerdam 3 / 15 Which Warsaw Pact intervention in 1968 crushed Czechoslovakia's Prague Spring reforms? Operation Bagration Operation Vistula Operation Danube Operation Whirlwind 4 / 15 What is the 'Golden Pass' line? A gold mining train A California commuter A scenic route in Switzerland A Japanese express 5 / 15 Which airline operates the nonstop route between New York and Singapore, one of the world's longest scheduled flights? United Emirates Singapore Airlines Qantas 6 / 15 What is the famous train that ran from Paris to Istanbul? Trans-Siberian Golden Eagle Blue Train Orient Express 7 / 15 What does 'ETOPS' stand for in aviation? Extended-range Twin-engine Operational Performance Standards Every Twin Out Performs Single Engine Thrust Over Pressure Standard Emergency Take Off Power System 8 / 15 Which city serves as the national capital of Benin? Djougou Porto-Novo Parakou Cotonou 9 / 15 What is the name of the high-speed train in Germany? AVE TGV ICE (Intercity-Express) Eurostar 10 / 15 Which Prussian minister-president engineered German unification through wars with Denmark, Austria, and France? Helmuth von Moltke the Elder Otto von Bismarck Gustav Stresemann Friedrich Ebert 11 / 15 Which cruise line is for adults only (since its launch)? Norwegian Viking Saga Virgin Voyages 12 / 15 Which Supreme Court case upheld Congress's authority to create a national bank and denied Maryland the power to tax it? Marbury v. Madison McCulloch v. Maryland Cohens v. Virginia Barron v. Baltimore 13 / 15 Which Supreme Court case held that the federal government could regulate interstate navigation, striking down a New York steamboat monopoly? Worcester v. Georgia Fletcher v. Peck Gibbons v. Ogden Dartmouth College v. Woodward 14 / 15 Which train route connects Adelaide and Darwin? Blue Train Rocky Mountaineer Indian Pacific The Ghan 15 / 15 Which 1921 agreement sought to limit capital ships among the major naval powers after World War I? London Naval Treaty Treaty of Versailles Washington Naval Treaty Kellogg-Briand Pact Your score isThe average score is 0% Related Posts Hard General Knowledge Quiz (15 Questions)Challenge yourself with this hard general knowledge trivia quiz featuring 15 tough questions across a… Medium General Knowledge Quiz (15 Questions)Take on this medium general knowledge trivia quiz with 15 balanced questions across science, history,… Random General Knowledge Quiz (15 Questions)Try this 15-question general knowledge trivia quiz covering science, history, geography, and surprising facts. How… Easy General Knowledge Quiz (15 Questions)Try this easy general knowledge trivia quiz with 15 simple questions covering science, history, geography,…