The following is a list of border conflicts between two or more countries. The list includes only those fought because of border disputes. See list of territorial disputes for those that do not involve fighting.
| Start | Finish | Conflict | Combatants | Disputed Territories | Fatalities |
|---|---|---|---|---|---|
| 1811 | 1812 | Unknown | |||
| 1816 | 1820 | Unknown | |||
| 1825 | 1828 | v. | Unknown | ||
| 1846 | 1848 | ~29,000 | |||
| 1859 | 1859 | None | |||
| 1879 | 1883 | ~10,000 | |||
| Start | Finish | Conflict | Combatants | Disputed Territories | Fatalities | |
|---|---|---|---|---|---|---|
| 1910 | 1918 | Mexico–United States border region | 100+ | |||
| 1932 | 1935 | ~100,000 | ||||
| 1938 | 1938 | Manchukuo–Soviet Union border region | ~1,300 | |||
| 1939 | 1939 | v. | Eastern Slovakia | 69 | ||
| 1939 | 1939 | and  Mongolia v.  Japan and | Manchukuo–Soviet Union border region | ~48,000 |
| Start | Finish | Conflict | Combatants | Disputed Territories | Fatalities |
|---|---|---|---|---|---|
| 1947 | 1948 | ~3,000 | |||
| 1954 | 1954 | 46 | |||
| 1956 | 1956 | 2,848-4,198 | |||
| 1957 | 1958 | ~1,500 | |||
| 1962 | 1962 | ~4,000 | |||
| 1965 | 1965 | ~6,800 | |||
| 1969 | 1969 | 72-800 | |||
| 1971 | 1971 | ~4,000+ | |||
| 1978 | 1979 |  Uganda v. | ~4,500 | ||
| 1979 | 1979 |  China v. | ~56,000 | ||
| 1984 | 2022 | v. | 0 | ||
| 1984 | 1987 | ~2,400 | |||
| 1985 | 1985 | Agacher Strip | 140+ | ||
| 1987 | 1987 | Unknown | |||
| 1987 | 1988 | 295 | |||
| 1999 | 1999 | ~4,500 | |||
| 1998 | 2000 | 100,000 | |||
| Start | Finish | Conflict | Combatants | Disputed Territory | Fatalities |
|---|---|---|---|---|---|
| 2000 | 2006 | 30 | |||
| 2001 | 2001 | Bangladesh–India border region | 20 | ||
| 2001 | 2002 | 789–1,874 | |||
| 2002 | 2002 | 0 | |||
| 2003 | 2005 |  Ukraine v. | 0 | ||
| 2006 | 2006 | 1,619-2,254 | |||
| 2008 | 2008 | 144 | |||
| 2008 | 2008 |  Georgia v. | 247 | ||
| 2008 | 2012 | 42 | |||
| 2008 | 2008 | India–Pakistan border region | Unknown | ||
| 2008 | 2008 | 4-20 | |||
| 2010 | 2010 | 3-6 | |||
| 2010 | 2010 | 8-62 | |||
| 2010 | 2010 | 10-35 | |||
| 2010 | 2010 | 0 | |||
| 2011 | 2011 | 23 | |||
| 2011 | 2011 | 8 | |||
| 2012 | 2012 |  Sudan v. | 262–322 | ||
| 2012 | 2014 | 17 | |||
| 2012 | Ongoing |  Israel v. | 44 | ||
| 2012 | 2012 | 9 | |||
| 2013 | 2013 | 28 | |||
| 2014 | Ongoing | Ukraine v. | 2,824-2,924+ | ||
| 2014 | 2014 | 19 | |||
| 2014 | 2015 | Kashmir Line of Control Indo-Pakistani border region | 58-185 | ||
| 2016 | 2016 | 199-1,820 | |||
| 2016 | 2016 | 218 | |||
| 2016 | 2016 | 1 | |||
| 2016 | 2018 | 165-232 | |||
| 2017 | 2017 | 8-68 | |||
| 2017 | 2017 | 0[1] | |||
| 2018 | 2018 | 2–3[2] [3] [4] | |||
| 2019 | 2019 | 50-62 | |||
| 2020 | 2020 | 17-141 | |||
| 2020 | 2021 | 50+ on both sides | |||
| 2020 | 2022 | 4 | |||
| 2021 | 2021 | 55 | |||
| 2022 | Ongoing | 2022 Bangladesh–Myanmar border tensions | v. | Bangladesh-Myanmar border region | 0 |
| 2022 | 2022 | 176 | |||