| 1,560 | WWII Tanks - Germany |
| 1,559 | Capitals of the Former Soviet Union Countries |
| 1,553 | Countries Russia and the Soviets Invaded, Occupied or Fought |
| 1,528 | The Soviet Union (USSR) |
| 1,516 | Difficult Cold War Trivia |
| 1,505 | 100 Most Influential People Of The 20th Century |
| 1,457 | Country's Nazi Germany Occupied During WW2 |
| 1,416 | WWII Tanks - Soviet Union |
| 1,411 | WWI Figures by Picture |
| 1,411 | Russian Tanks | During WW2 |
| 1,408 | Cold War Facts |
| 1,400 | Chernobyl Quiz |
| 1,333 | Sir Winston Churchill quotes |
| 1,331 | Former Soviet Union Countries - Sudden Death |
| 1,292 | Famous WW2 Generals |
| 1,282 | Concentration Camps of the Holocaust |
| 1,264 | 100 Biggest Cities in the WWII Axis Countries |
| 1,252 | Territorial Changes After WW2 |
| 1,223 | German Tanks of World War 2 |
| 1,201 | World War 2 Countries Quiz |
| 1,192 | WW2 Battleships and Battlecruisers |
| 1,190 | WW2 History Quiz |
| 1,181 | Axis conquest in WW2 (in order)- Hard |
| 1,175 | WW1 Countries - Allies |
| 1,176 | Major terrorist attacks since 2000 |
| 1,169 | US Navy and USAAF Aircraft of WWII |
| 1,165 | Cities in World War II |
| 1,148 | Which countries used to have colonies but lost them before the beginning of WW2 |
| 1,138 | Leaders during WW2 |
| 1,133 | All Countries Involved in WW2 |
| 1,115 | Nazi Germany, 1933-1945 |
| 1,111 | WWI: Central Power... or Allied Power? |
| 1,107 | World War II Events on the Map |
| 1,107 | Civil Rights Movement Quiz |
| 1,101 | Languages Spoken By Ho Chi Minh |
| 1,101 | Names of WWII Operations |
| 1,094 | Biggest Cities in Modern-Day Soviet Union with an Exception |
| 1,087 | WWII Tanks Multiple Choice |
| 1,074 | Heavy ships of WW2 |
| 1,068 | Events of 1959 |
| 1,060 | Countries in WWI |
| 1,046 | WW2 British planes. |
| 1,045 | Cold War Events |
| 1,038 | Officially Atheist Countries |
| 1,033 | 50 WWII figures |
| 1,032 | Flags of Countries That Bordered the USSR |
| 1,000 | The Big Nazi Quiz |
| 994 | World War II Battles |
| 979 | Countries in World War I |
| 978 | Former Soviet Republics |
| 959 | All Imperial Japanese Navy (IJN) Aircraft Carriers |
| 944 | Famous People who were Gangsters and Outlaws |
| 938 | British Warships of WW2 |
| 927 | Former countries of the USSR, in order of independence |
| 924 | East Germany Country Quiz |
| 922 | Countries with the Largest Amount of Troops in WW1 |
| 918 | World War II Quotes |
| 916 | Hero Cities of Soviet Union |
| 909 | Impossible WW2 trivia |
| 901 | USSR/Unified Team/Russian Olympic Gymnastics Teams |
| 888 | History of the Atomic Age |
| 866 | Events of 1962 |
| 857 | US WW2 Aircraft by Picture |
| 836 | Cold War Leaders |
| 835 | Cuban Missile Crisis |
| 832 | Who Declared war on eachother WW2 |
| 820 | 19th or 20th century? |
| 820 | British WW2 Aircraft by Picture |
| 816 | communist countries during the cold war |
| 812 | Countries with Deaths from Nuclear and Radiation Incidents |
| 808 | Name the 9 Battleships of the U.S. Pacific Fleet on December 7th, 1941 |
| 808 | Cold War Military Aircraft - Picture Quiz #1 |
| 782 | Famous WWII Generals |
| 776 | Countries That Experienced Hyperinflation 📈 |
| 773 | The First World War by year - 1914 |
| 769 | 10 Most Amount of Casualties By Country in WWI In 30 Seconds |
| 759 | Cities that were Stops on the Orient Express |
| 758 | Countries Founded by Former/Freed Slaves |
| 751 | Russian Empire or USSR? |
| 749 | Biggest Cities once in the Japanese Empire |
| 748 | Capital Ships Sunk During WWII With Map |
| 725 | Flags of Axis puppet states in WWII |
| 717 | Biggest Cities in East Germany (with map) |
| 711 | Former Soviet Republics By Size |
| 696 | 10 deadliest battles in WW2(European) |
| 692 | World War II Battleships of the Imperial Japanese Navy |
| 691 | Leaders of the Soviet Union |
| 687 | History of the 1940s |
| 679 | Countries of the USSR - 1 minute challenge |
| 675 | Countries in WW2 |
| 670 | Cold War Quiz |
| 667 | The Dictator Files: Nikita Khrushchev |
| 658 | Name the Years of the 20th Century Quiz |
| 654 | World War II Movies |
| 651 | Countries that Controlled Former Nazi Germany |
| 650 | Figures from the 20th Century |
| 645 | battle of WW2 |
| 632 | Countries Where Female Genital Mutilation is Common |
| 622 | Diseases That are Eradicated or Eradicable |
| 598 | Countries that lost territory after WWII |
| 573 | Countries involved in WWII |
| 567 | Flags of WWI |
| 563 | Countries of Oceania in 1921 |
| 558 | Countries with the Most Attempted Coups |
| 548 | Hard WW2 questions for the discerning historian - Aircraft |
| 547 | Ww2 events |
| 545 | US Navy Ships at Pearl Harbor |
| 545 | 20th Century Leaders by Pictures |
| 542 | History of the Soviet Union |
| 535 | Main Battles of WWII |
| 533 | Soviet Union Leaders By Picture |
| 527 | Countries Where Holocaust Denial is Illegal |
| 525 | Walking Across European Borders (WW2): Portugal to Liechtenstein |
| 525 | WWI Countries |
| 524 | Acting US Presidents |
| 519 | Communist Countries on a Map |
| 512 | Geography Questions #13: Countries That Separated From Other Countries Part 2 USSR |
| 508 | World War II Basic Knowledge #1 |
| 502 | Religions of Vietnam |
| 499 | World War 2 General Knowledge Quiz |
| 497 | Ex USSR Countries |
| 494 | Former USSR Soviet Countries by Current Population |
| 489 | The Socialist Republics of the USSR |
| 489 | 100 Largest Communist Cities in 1980 on a Map |
| 480 | World War II Events Map Quiz |
| 479 | Famous Battles of World War II # 1 |
| 478 | World War 2 Word Chain |
| 464 | Cops and Robbers |
| 464 | Countries part of The USSR |
| 457 | Countries that stayed neutral in WWI |
| 454 | Flags of Former Soviet Republics |
| 449 | Leaders of Europe Quiz |
| 445 | Countries in World War I |
| 440 | Wars by Treaty |
| 433 | Wars Named for Their Duration |
| 433 | countries that fought in the WW2 |
| 432 | Royal Navy Cruisers of World War II |
| 428 | Eastern Front WW2 - Key Battles |
| 421 | WW2 german tank quiz |
| 415 | WWII expert quiz |
| 413 | Diseases Eliminated from the US |
| 407 | Ex-Soviet Union Countries |
| 405 | Republics of the Soviet Union |
| 403 | Countries that Preceded Nazi Germany |
| 401 | WWII General Knowledge |
| 400 | New Countries after WWI |
| 396 | Battle of Midway 1942 - Aircraft Carriers |
| 393 | Battles of World War Two |
| 392 | WWII Country Entrance Order |
| 391 | Warsaw Pact : Countries and Capitals |
| 389 | History of the 21st Century |
| 387 | The Grand Fleet |
| 381 | WW2 planes review |
| 381 | Normandy D-Day Beaches with a Map |
| 381 | Countries with Decreasing GDP |
| 379 | Countries Most Affected by the Spanish Flu |
| 373 | Countries That Japan Invaded In WWII |
| 360 | Countries that were part of the Soviet Union |
| 357 | World War 2 Trivia |
| 355 | WWI Central Powers |
| 354 | World War 1: Nature of Trench Warfare |
| 353 | Battles in WWI |
| 349 | World War 1 Casualties |
| 345 | The Five Sports Played in Every Modern Olympics |
| 340 | Mark Antony's Funeral Oration Quiz |
| 336 | WWII German Leaders/Commanders |
| 333 | Airplane Recognition - WWII |
| 331 | WWII War Movies Quiz |
| 331 | World War II Heavy Cruisers of the Imperial Japanese Navy |
| 330 | Countries With Gender Equality |
| 329 | Countries with Highest GDP Growth Rate |
| 329 | World War 2 Facts |
| 324 | WWI Quiz *hard* |
| 323 | Highest-Grossing Films Ever (at the Time) |
| 322 | Songs "Banned" by Clear Channel after 9/11 |
| 322 | Present Day Countries Within Warsaw Pact Borders |
| 317 | Countries Party to the Antarctic Treaty System |
| 316 | Countries that Got the Most Aid from the Marshall Plan |
| 312 | Countries of the Deadliest Crowd Crushes and Stampedes |
| 311 | WWI General Knowledge |
| 304 | European Countries with Monarchs Regularly Participating in Government |
| 304 | American Weapons of WWII |
