| Taken | Quiz |
|---|
| 1,074 | Biggest lost and gained cities by Poland after WW2 |
| 1,059 | Titanic |
| 1,059 | How many WW2 battles can you name? |
| 1,057 | World War 2 Countries Quiz |
| 1,045 | Cities in World War II |
| 1,032 | Every Country in World War Two (2.0) |
| 1,006 | Diseases the WHO has Declared Emergencies for 🦠 |
| 998 | Countries in WWI |
| 995 | WW2 History Quiz |
| 978 | Click Chain #23 - World War I+ |
| 974 | Which countries used to have colonies but lost them before the beginning of WW2 |
| 964 | Karl Marx Multiple Choice |
| 963 | Events of 1959 |
| 961 | 100 Biggest Cities in the WWII Axis Countries |
| 959 | Famous WW2 Generals |
| 953 | WW1 Countries - Allies |
| 944 | Walking across European Borders (Cold War Edition): Portugal to Albania |
| 944 | Major terrorist attacks since 2000 |
| 927 | Names of WWII Operations |
| 909 | WWII Tanks - Germany |
| 909 | Leaders during WW2 |
| 906 | WWII Tanks - Soviet Union |
| 903 | Chernobyl Quiz |
| 900 | World War II Battles |
| 894 | Heavy ships of WW2 |
| 890 | Civil Rights Movement Quiz |
| 880 | Biggest Cities in Modern-Day Soviet Union with an Exception |
| 849 | Countries in World War I |
| 845 | History of the Atomic Age |
| 844 | All Countries Involved in WW2 |
| 843 | Nazi Germany, 1933-1945 |
| 836 | USSR/Unified Team/Russian Olympic Gymnastics Teams |
| 835 | 20th Century Countries that don't exist anymore |
| 825 | World War II Quotes |
| 816 | Concentration Camps of the Holocaust |
| 816 | Former Soviet Republics |
| 803 | All Communist-Ruled Countries, Current and Former |
| 793 | Events of 1962 |
| 782 | US Navy and USAAF Aircraft of WWII |
| 771 | WWII Tanks Multiple Choice |
| 761 | Former countries of the USSR, in order of independence |
| 761 | Cold War Leaders |
| 744 | WWI: Central Power... or Allied Power? |
| 737 | Name the 9 Battleships of the U.S. Pacific Fleet on December 7th, 1941 |
| 736 | 50 WWII figures |
| 730 | World War II Events on the Map |
| 718 | Languages Spoken By Ho Chi Minh |
| 712 | communist countries during the cold war |
| 708 | Hero Cities of Soviet Union |
| 709 | German Tanks of World War 2 |
| 696 | Impossible WW2 trivia |
| 685 | 19th or 20th century? |
| 681 | WW2 British planes. |
| 680 | Famous Disasters on the Map |
| 676 | Countries with the Largest Amount of Troops in WW1 |
| 674 | The First World War by year - 1914 |
| 642 | History of the 1940s |
| 636 | The Big Nazi Quiz |
| 624 | All Imperial Japanese Navy (IJN) Aircraft Carriers |
| 619 | Famous People who were Gangsters and Outlaws |
| 613 | Officially Atheist Countries |
| 607 | Former Soviet Republics By Size |
| 605 | Countries of the USSR - 1 minute challenge |
| 603 | Figures from the 20th Century |
| 593 | Name the Years of the 20th Century Quiz |
| 587 | Cuban Missile Crisis |
| 583 | World War II Movies |
| 579 | Ww2 weapons |
| 578 | Leaders of the Soviet Union |
| 574 | British WW2 Aircraft by Picture |
| 571 | Biggest Cities once in the Japanese Empire |
| 568 | battle of WW2 |
| 540 | East Germany Country Quiz |
| 533 | Famous WWII Generals |
| 530 | World War II Battleships of the Imperial Japanese Navy |
| 525 | Flags of WWI |
| 522 | Countries with Deaths from Nuclear and Radiation Incidents |
| 513 | Countries with Legal Recreational Marijuana |
| 488 | US WW2 Aircraft by Picture |
| 471 | Ww2 events |
| 470 | Countries that Controlled Former Nazi Germany |
| 463 | Countries Founded by Former/Freed Slaves |
| 460 | Cities that were Stops on the Orient Express |
| 458 | Hard WW2 questions for the discerning historian - Aircraft |
| 458 | Countries involved in WWII |
| 459 | The Dictator Files: Nikita Khrushchev |
| 453 | History of the Soviet Union |
| 452 | Geography Questions #13: Countries That Separated From Other Countries Part 2 USSR |
| 451 | Capital Ships Sunk During WWII With Map |
| 450 | Cops and Robbers |
| 449 | Ex USSR Countries |
| 448 | Cold War Quiz |
| 442 | WWI Countries |
| 437 | Famous Battles of World War II # 1 |
| 429 | Countries that lost territory after WWII |
| 429 | Walking Across European Borders (WW2): Portugal to Liechtenstein |
| 422 | US Navy Ships at Pearl Harbor |
| 421 | Main Battles of WWII |
| 421 | World War II Basic Knowledge #1 |
| 415 | The Socialist Republics of the USSR |
| 412 | Countries Where Female Genital Mutilation is Common |
| 393 | Countries in World War I |
| 384 | Countries part of The USSR |
| 381 | World War 2 Word Chain |
| 373 | countries that fought in the WW2 |
| 368 | Soviet Union Leaders By Picture |
| 363 | World War 2 General Knowledge Quiz |
| 359 | All Countries to Experience Hyperinflation |
| 359 | Republics of the Soviet Union |
| 357 | 20th Century Leaders by Pictures |
| 356 | Countries of Oceania in 1921 |
| 356 | The Grand Fleet |
| 353 | Battles of World War Two |
| 347 | Ex-Soviet Union Countries |
| 344 | WWII expert quiz |
| 336 | Religions of Vietnam |
| 332 | Name WWII US + Japan + UK Aircraft Carriers |
| 327 | WW2 planes review |
| 326 | Countries that stayed neutral in WWI |
| 322 | Countries with the Most Attempted Coups |
| 321 | Mark Antony's Funeral Oration Quiz |
| 320 | Former USSR Soviet Countries by Current Population |
| 317 | Diseases that are Eradicated or Eradicable |
| 315 | Countries that were part of the Soviet Union |
| 315 | Flags of Former Soviet Republics |
| 313 | World War 1: Nature of Trench Warfare |
| 311 | Warsaw Pact : Countries and Capitals |
| 311 | WWII Country Entrance Order |
| 307 | WW2 german tank quiz |
| 305 | WWI Central Powers |
| 302 | World War 1 Casualties |
| 301 | World War 2 Trivia |
| 302 | New Countries after WWI |
| 282 | Countries Where Holocaust Denial is Illegal |
| 281 | Countries with Decreasing GDP |
| 280 | WWII General Knowledge |
| 278 | Countries That Japan Invaded In WWII |
| 277 | Present Day Countries Within Warsaw Pact Borders |
| 276 | World War 2 Facts |
| 275 | Battle of Midway 1942 - Aircraft Carriers |
| 272 | Countries that Preceded Nazi Germany |
| 267 | Countries Most Affected by the Spanish Flu |
| 259 | World War II Events Map Quiz |
| 257 | Acting US Presidents |
| 252 | Eastern Front WW2 - Key Battles |
| 245 | The Soviet Union- Early 20th Century |
| 241 | WWII German Leaders/Commanders |
| 240 | Central Powers-Occupied Countries of WWI |
| 236 | Diseases Eliminated from the US |
| 234 | World War II Heavy Cruisers of the Imperial Japanese Navy |
| 234 | WWII War Movies Quiz |
| 234 | Battles in WWI |
| 233 | World Leaders of Europe Quiz |
| 233 | WWI General Knowledge |
| 232 | Countries with Highest GDP Growth Rate |
| 232 | Capitals of Former Soviet Countries |
| 230 | American Weapons of WWII |
| 228 | Wars by Treaty |
| 227 | Wars Named for Their Duration |
| 226 | The Five Sports Played in Every Modern Olympics |
| 225 | Countries with Decreasing HDI Score (2017-18) |
| 223 | History of the 21st Century |
| 222 | Countries that Got the Most Aid from the Marshall Plan |
| 218 | WWI Quiz *hard* |
| 217 | Nazi in power of Germany |
| 215 | Royal Navy Cruisers of World War II |
| 214 | Airplane Recognition - WWII |
| 214 | Allies of World War I |
| 214 | Highest-Grossing Films Ever (at the Time) |
| 213 | Balkan Countries - 1900 |
| 212 | European Countries with Monarchs Regularly Participating in Government |
| 211 | Songs "Banned" by Clear Channel after 9/11 |
| 208 | World War I Decoder |
| 201 | Tallest Buildings of the World - Timeline |
| 200 | WWII Ally or Axis |
| 200 | Countries Party to the Antarctic Treaty System |
| 200 | Japan Occupation During WWII |
| 190 | WWII Tanks - UK |
| 189 | Countries of Africa 1914 |
| 188 | Countries with Gender Equality |
| 180 | Countries that were in the Warsaw Pact or the Soviet Union |
| 178 | Countries with Highest GDP Growth Rate (2017) |
| 175 | Most Translated Literary Works |
| 174 | Normandy D-Day Beaches with a Map |
| 174 | music trivia: songs and artists of 1964 |
| 175 | Monarchs of WWI |
| 173 | Largest Soviet Union Cities |
| 173 | Battle of Stalingrad Quiz |
| 172 | Countries with the First Full-Color TV Channels |
