| Hint | Answer | % Correct |
|---|---|---|
| $3.3 trillion | World War I | 100%
|
| $4.7 trillion | World War II | 100%
|
| $1 trillion | Vietnam War | 90%
|
| $308 billion | Korean War | 76%
|
| $1.9 trillion | Iraq War | 74%
|
| $2.3 trillion | War in Afghanistan | 69%
|
| $87 billion | American Civil War | 63%
|
| $5.8 trillion | Cold War | 44%
|
| $2.8 trillion | War of 1812 | 17%
|
| $1.3 billion | Second Sino-Japanese War | 7%
|