| 907,369 | Countries in World War II |
| 556,051 | NATO Military Alphabet |
| 285,971 | Countries with the Most Military Troops |
| 269,806 | Countries with Nuclear Weapons |
| 227,971 | Axis Occupied Countries of WWII |
| 227,139 | Countries in World War I |
| 201,112 | Name the War |
| 189,634 | Deadliest U.S. Wars |
| 187,383 | Countries of Europe After World War II |
| 176,984 | WWII Trivia #1 |
| 176,821 | Countries by Military Spending |
| 175,444 | Top 30 Most Powerful Militaries |
| 160,801 | Neutral European Countries of WWII |
| 155,737 | Countries of Europe Before World War I |
| 147,098 | NATO Members - Sudden Death |
| 143,675 | Modern Day Countries of Nazi Germany on a Map |
| 141,198 | WWI... or WWII? |
| 131,801 | Countries with U.S. Troops |
| 128,848 | Confederate States of the U.S. Civil War |
| 123,182 | Countries with Aircraft Carriers |
| 119,686 | WWII Geography |
| 106,624 | Countries with the Most Tanks |
| 105,404 | Modern Countries Conquered by Alexander the Great |
| 104,228 | WWII for Dummies |
| 103,988 | Countries of the Japanese Empire |
| 103,632 | WWII Trivia #2 |
| 103,459 | World War II Multiple Choice |
| 102,818 | U.S. Army Ranks |
| 102,585 | WWII A-Z #1 |
| 100,936 | U.S. Military Acronyms |
| 100,474 | World War I Quiz |
| 97,094 | Countries That Were Invaded |
| 93,830 | Vietnam War Countries |
| 93,095 | Important Cities in WWII |
| 85,428 | Notable People of WWII |
| 85,735 | Top Arms Exporting Countries |
| 85,136 | Modern-Day Axis-Occupied Countries of WWII on a Map |
| 79,491 | Cities Controlled by the Axis - Sudden Death |
| 77,519 | The Dictator Files: Adolf Hitler |
| 72,450 | Which Country in WWII? |
| 71,458 | NATO Neighbors |
| 66,800 | Military History Vocabulary |
| 64,256 | Top Arms Importing Countries |
| 61,451 | Countries with NO Military |
| 61,545 | Arms Exports - United States |
| 57,332 | Most Powerful Countries Bordering Each Other |
| 57,207 | WWII True or False? |
| 54,996 | Name a Valid Answer - World War II |
| 54,437 | WWII A-Z #2 |
| 54,422 | Weapons of… Sudden Death! |
| 54,124 | The American Revolution |
| 53,691 | Countries Where a Nuclear Weapon Has Exploded |
| 53,224 | WWII Decoder |
| 52,774 | Battle to Country |
| 52,244 | The American Civil War |
| 51,898 | Major non-NATO U.S. Allies |
| 51,319 | Countries With the Largest Air Forces |
| 58,100 | WWII Figures by Picture |
| 48,894 | Famous Battles Quiz |
| 48,705 | Biggest Axis-Controlled Cities |
| 48,366 | The Dictator Files: Joseph Stalin |
| 46,387 | Territory Changes in World War I |
| 43,108 | Countries Italy Declared War On |
| 41,647 | WWII First Names |
| 40,220 | Normandy D-Day Beaches |
| 39,433 | Countries that Have Won the Most Battles |
| 38,802 | The Reign of Napoleon |
| 38,456 | Famous U.S. Generals |
| 38,112 | WWI A-Z |
| 38,099 | Flags of WW1 |
| 37,760 | Countries of the German Empire |
| 37,721 | World Leaders of the World Wars |
| 36,847 | Names for Warriors |
| 36,717 | Names of Army Units |
| 35,369 | The Vietnam War |
| 31,112 | States in a Tank of the U.S. Map |
| 30,233 | Before WWII... or After? |
| 29,995 | Cities Bombed During WWII |
| 29,850 | Countries by Percent WWII Deaths |
| 27,593 | Countries of the Italian Empire |
| 27,007 | WWII Movies by Plot |
| 25,214 | U.S. Civil War Decoder |
| 25,058 | Arms Exports - Russia |
| 24,232 | Branches of the U.S. Military |
| 23,576 | Biggest Cities in the Confederate States in 1860 |
| 23,360 | The Dictator Files: Benito Mussolini |
| 23,100 | Name a Valid Year Each War Occurred In |
| 22,288 | People Who Died in Battle |
| 22,145 | World War 2 Tanks Quiz (Difficult) |
| 21,827 | U.S. Military Aircraft Nicknames |
| 21,082 | Military History A-Z |
| 20,951 | Weapons by Picture |
| 20,896 | American Revolution Decoder |
| 19,582 | Fictional Military Characters Quiz |
| 19,339 | Colonies of the Americas in 1775 with a Map |
| 17,340 | NATO Military Alphabet by Clue |
| 17,319 | Air to Force |
| 17,129 | Countries of Napoleonic France (With Map!) |
| 16,912 | German WW2 tanks by pictures |
| 16,744 | CrazyWombat's Name that War |
| 15,784 | Territorial Losses of Germany after WWI with Disappearing Map |
| 15,583 | The Iraq War |
| 15,056 | Famous Generals - Non U.S. |
| 14,572 | Places Where Winston Churchill Said We Would Fight the Nazis |
| 12,101 | World War II Trivia |
| 11,823 | The Life of Winston Churchill |
| 11,320 | Administrative Divisions of Nazi Germany (with a Map) |
| 11,035 | NATO Countries on a Map |
| 10,678 | WW2 quiz |
| 10,603 | Flags of WW2 |
| 9,862 | NATO Phonetic Alphabet |
| 8,420 | The Persian Gulf War |
| 8,409 | The United States Navy |
| 8,347 | Famous In WW2 |
| 8,312 | U.S. Five-Star Generals and Admirals |
| 7,863 | WW2 Planes Quiz - With Pictures |
| 7,756 | WW2 Deaths By Countries |
| 7,680 | Click Chain #14 - WW II |
| 7,570 | Modern-Day Central Powers-Occupied Countries of WWI on a Map |
| 7,492 | The Napoleonic Wars |
| 7,286 | World War 2 Quiz |
| 7,267 | WW1 Or WW2? |
| 7,186 | Famous Airplanes and Aircraft by Picture 🛩️ |
| 6,664 | Countries that Declared War in WW1 |
| 6,584 | German Tanks of World War 2 |
| 6,299 | Five Most Powerful Militaries by Continent |
| 6,282 | (In)famous Nazis |
| 6,202 | European countries that were not occupied in World War II |
| 6,114 | Countries the US Invaded, Occupied or Fought |
| 5,914 | 30 Countries With Largest Active Military Reserve |
| 5,890 | Royal Air Force and Royal Navy Aircraft of WW2 |
| 5,864 | Allied countries in World War 2 - Sudden Death |
| 5,820 | US Navy Aircraft Carriers |
| 5,662 | Countries of the World in 1914 by Borders |
| 5,595 | Click Timeline: World War II Events |
| 5,553 | World War II Casualties |
| 5,444 | Countries visited by Adolf Hitler |
| 5,295 | British Army Ranks |
| 5,266 | 5 Largest Military Countries by Continent |
| 5,263 | 50 Most Powerful Military Nations |
| 5,086 | Countries with a US Military Base (according to wikipedia) |
| 5,049 | Biggest Military Spenders (as a percentage of GDP) |
| 4,841 | Every Country the USA has been at war with |
| 4,783 | WWII Battles: Allied or Axis Victory? Click Quiz |
| 4,710 | Click Chain #23 - World War I+ |
| 4,675 | Countries Occupying France after the Napoleonic Wars with a Map |
| 4,663 | Most Firearms Held by Country |
| 4,569 | 20 Greatest Battles in British History |
| 4,559 | Countries Currently at War |
| 4,057 | Military Phonetic Alphabet |
| 3,924 | Nazi Germany (1933-1945) |
| 3,817 | Countries that stayed neutral in WWII |
| 3,768 | WWII: Axis... or Allies? |
| 3,707 | Countries with the Most Terrorism by Continent |
| 3,697 | Worlds Biggest Navies |
| 3,677 | Click the Wars in Chronological Order |
| 3,655 | Military Aircraft Quiz |
| 3,559 | Battlefields of WWI on Map (all countries and 100k+ cities) |
| 3,516 | World War II Countries - Sudden Death |
| 3,515 | American Civil War A-Z |
| 3,455 | Famous Battles on a Map |
| 3,426 | Air Force Ranks Quiz |
| 3,391 | Gettysburg Address -- Full text |
| 3,281 | Countries that declared war on Japan in WW2 |
| 3,196 | Russian Tanks |
| 3,120 | Major Battles in Napoleonic Wars with a Map |
| 3,113 | Battles of World War II |
| 3,094 | Countries Involved in the American Revolutionary War |
| 3,040 | Countries that Have Formally Declared War Since WW2 |
| 3,024 | United States' Fighters & Attack Jets |
| 3,021 | Leaders in WWII |
| 3,017 | WW2 Guns |
| 3,011 | Deadliest Wars in History |
| 2,982 | Top 20 European Countries With The Strongest Militaries |
| 2,937 | RAF Planes |
| 2,922 | World War II Countries With the most Civilian Deaths |
| 2,838 | WW2 hard questions for brainiacs |
| 2,765 | Main Battle Tank- Countries |
| 2,759 | World War I Casualties |
| 2,714 | The First World War |
| 2,613 | Difficult WW2 Trivia |
| 2,543 | American tanks |
| 2,532 | All Battleships and Battlecruisers Ever Built |
| 2,522 | Nazi Germany - Picture Quiz |
| 2,467 | U.S. Military Active Aircraft |
| 2,456 | Updated: The Ukraine War |
| 2,443 | Operations in WWII |
| 2,438 | Who is that general? |
| 2,433 | WW1 Flags |
| 2,399 | First 10 Countries Invaded by Germany in WWII |
| 2,371 | Cities by Conflict A-Z |
| 2,369 | Countries invaded by the NAZIs |
