| Category | Fatalities | Answer | % Correct |
|---|---|---|---|
| Violence | 655,000 | American Civil War | 75%
|
| Violence | 405,399 | World War II | 74%
|
| Violence | 116,516 | World War I | 73%
|
| Disease | 1,127,152 | COVID-19 pandemic | 71%
|
| Violence | 2,996 | September 11 attacks | 69%
|
| Violence | 58,220 | Vietnam War | 63%
|
| Violence | 31,000 | American Revolutionary War | 55%
|
| Violence | 36,516 | Korean War | 53%
|
| Violence | 4,492 | Iraq War | 50%
|
| Violence | 2,446 | Spanish-American War | 49%
|
| Violence | 2,325 | War in Afghanistan | 48%
|
| Violence | 15,000 | War of 1812 | 43%
|
| Violence | 13,283 | Mexican-American War | 40%
|
| Natural Disaster | >3,000 | 1906 San Francisco earthquake | 38%
|
| Disease | 700,000 | HIV/AIDS pandemic | 35%
|
| Violence | 2,467 | Attack on Pearl Harbor | 26%
|
| Natural Disaster | 6,000 to 12,000 | 1900 Galveston hurricane | 20%
|
| Disease | 675,000 | 1918 influenza pandemic | 15%
|
| Natural Disaster | 2,982 | Hurricane Maria | 11%
|
| Violence | 4,196 | Philippine-American War | 11%
|
| Natural Disaster | 2,209 | Johnston flood | 10%
|
| Natural Disaster | 2,000 | 1893 Cheniere Caminada hurricane | 6%
|
| Natural Disaster | 3,389 | 1899 San Ciriaco hurricane | 6%
|
| Natural Disaster | 5,000 | 1936 North American heat wave | 6%
|
| Disease | 116,000 | 1957-1958 influenza pandemic | 6%
|
| Disease | 100,000 | 1968 influenza pandemic | 6%
|
| Natural Disaster | >4,000 | Great Flood of 1862 | 5%
|
| Natural Disaster | 2,823 | 1928 Okeechobee hurricane | 1%
|