| U.S. Casualty Numbers | ||
| War or Conflict | Dead | Wounded |
| American Revolutionary War | 4,435 | 6,188 |
| War of 1812 | 2,260 | 4,505 |
| Mexican-American War | 1,733 | 4,152 |
| American Civil War | 364,511 | 281,881 |
| Spanish-American War | 2,446 | 1,662 |
| Philippine-American War | 4,234 | 2,818 |
| Mexican Revolution | 35+ | ? |
| World War I | 116,516 | 204,002 |
| World War II | 405,399 | 870,846 |
| Korean War | 36,914 | 103,284 |
| Vietnam War | 58,167 | 153,303 |
| Beirut Deployment | 241 | ? |
| Persian Gulf Escorts | 37 | ? |
| Invasion of Grenada (Operation Urgent Fury) | 19 | 116 |
| Invasion of Panama (Operation Just Cause) | 23 | ? |
| First Persian Gulf War | 148 | 458 |
| U.S. invasion of Afghanistan | 100 | ? |
| 2003 invasion of Iraq | 138 | 28+ |
| 2003 occupation of Iraq | 500 (346 in hostile action) | 1,967+ |
See also: Military history of the United States