19th Century
| Start | Finish | Conflict | Combatants | Fatalities |
| 1846 | 1848 | Mexican–American War | United States - Mexico | ~29,000 |
| 1859 | 1859 | Pig War | United States - United Kingdom | 1 pig (no human casualties) |
| 1879 | 1883 | War of the Pacific | Chile - Bolivia & Peru | 13,000+ |
Read more about this topic: List Of Border Conflicts
Famous quotes containing the word century:
“If our soldiers are not overburdened with money, it is not because they have a distaste for riches; if their lives are not unduly long, it is not because they are disinclined to longevity.”
—Sun Tzu (6–5th century B.C.)