This is an incomplete list of all military confrontations that have occurred within the boundaries of the modern U.S. state of Missouri since European contact.
Name |
Date |
Location |
War |
Strength |
Casualties |
Belligerents |
Victor |
St. Louis |
May 25, 1780 |
St. Louis |
American Revolutionary War |
Spain-320, Great Britain-~1,500 |
108 |
Spain vs. Great Britain & Indian tribes |
Spanish victory |
Sink Hole |
May 24, 1815 |
Lincoln County |
War of 1812 |
? |
8 |
Sauk vs. United States |
United States victory |
Battle Creek |
July 1829 |
Schuyler County |
American Indian Wars |
? |
? |
Iowa vs. American settlers |
United States victory |
Gallatin |
August 6, 1838 |
Gallatin |
Missouri Mormon War |
Mormon-?, Missouri Citizens-200 |
? |
Latter-Day Saints vs. Missouri citizens |
Citizens victory |
Crooked River |
October 28, 1838 |
Crooked River |
Missouri Mormon War |
Mormon-?, Missouri State Militia-1 division |
4 |
Latter-Day Saints vs. Missouri State Militia |
Latter-Day Saints victory |
Haun's Mill |
October 30, 1838 |
Caldwell County |
Missouri Mormon War |
Mormon-?, Missouri State Militia-240 |
21 |
Latter-Day Saints vs. Missouri State Militia |
Missouri victory |
1st Boonville |
June 17, 1861 |
Boonville |
American Civil War |
Union-1,700, Missouri State Guard-~1,500 |
10 KIA, 17 WIA, 80 POW |
United States vs. Missouri (Confederate) |
Union victory |
Cole Camp |
June 19, 1861 |
Benton County |
American Civil War |
Benton County Home Guard-600, Missouri State Guard-300 |
43 KIA, 85 WIA, 25 POW |
United States vs. Missouri (Confederate) |
Confederate victory |
Carthage |
July 5, 1861 |
Near Carthage |
American Civil War |
Union-1,100, Missouri State Guard-6,000 |
244 |
United States vs. Missouri (Confederate) |
Confederate victory |
|
Dug Springs |
August 2, 1861 |
Near Clever |
American Civil War |
? |
48 KIA, 74 WIA |
United States vs. Missouri (Confederate) |
Union victory |
Athens |
August 5, 1861 |
Clark County |
American Civil War |
Home Guard-333-500, Missouri State Guard-~2,000 men plus 3 cannon |
3 KIA, 20 WIA, 31 KIA & WIA |
United States vs. Missouri (Confederate) |
Union victory |
Wilson's Creek |
August 10, 1861 |
Christian and Greene counties |
American Civil War |
Union-5,430, Missouri State Guard-12,120 |
535 KIA, 1808 WIA, 196 MIA |
United States vs. Missouri (Confederate) |
Confederate victory |
Charleston |
August 19, 1861 |
Charleston |
American Civil War |
Union-250, Confederate-500 |
? |
United States vs. Confederate States |
Union victory |
Dry Wood Creek |
September 2, 1861 |
Vernon County |
American Civil War |
Union-600, Missouri State Guard-? |
18 KIA, 16 WIA |
United States vs. Missouri (Confederate) |
Confederate victory |
2nd Boonville |
September 13, 1861 |
Boonville |
American Civil War |
Boonville Home Guardsmen-140, Missouri State Guard-800 |
|
United States vs. Missouri (Confederate) |
Union victory |
1st Lexington |
September 13–20, 1861 |
Lexington |
American Civil War |
Lexington Garrison-3,500 Missouri State Guard-15,000 |
800 KIA, 1,000 POW |
United States vs. Missouri (Confederate) |
Confederate victory |
Blue Mills Landing |
September 17, 1861 |
Clay County |
American Civil War |
Union-600, Missouri State Guard-3,500 |
126 |
United States vs. Missouri (Confederate) |
Confederate victory |
Fredericktown |
October 21, 1861 |
Madison County |
American Civil War |
Union-2,500, Confederacy-? |
25 KIA, 40 WIA, 80 POW |
United States vs. Confederate States |
Union victory |
1st Springfield |
October 25, 1861 |
Springfield |
American Civil War |
Union-326 Confederacy-1,500 |
218 |
United States vs. Confederate States |
Union victory |
Belmont |
November 7, 1861 |
Mississippi County |
American Civil War |
Union-3,114, Confederacy-~ 5,000 |
225 KIA, 727 WIA, 221 POW/MIA |
United States vs. Confederate States |
Indecisive |
Blackwater Creek |
December 19, 1861 |
Johnson County |
American Civil War |
Union-4,000, Confederacy-750 |
694 |
United States vs. Confederate States |
Union victory |
Mount Zion Church |
December 28, 1861 |
Boone County |
American Civil War |
Union-440, Confederacy-~ 900 |
27 KIA, 213 WIA, 64 POW |
United States vs. Confederate States |
Union victory |
Roan's Tan Yard |
January 8, 1862 |
Randolph County |
American Civil War |
Union-450, Confederacy-800 |
46 KIA, 99 WIA, 28 POW |
United States vs. Confederate States |
Union victory |
New Madrid |
February 28, 1862 – April 8, 1862 |
New Madrid |
American Civil War |
Union-6 gunboats 11 mortar rafts, Confederacy-~ 7,000 |
53 KIA, 50 WIA, 5 MIA, 7,000 POW |
United States vs. Confederate States |
Union victory |
Moore's Mill |
July 28, 1862 |
Callaway County |
American Civil War |
Union-733, Confederacy-260-350 |
13 KIA, 55 WIA, 202 KIA/WIA |
United States vs. Confederate States |
Union victory |
Cravensville |
August 5, 1862 |
Daviess County |
American Civil War |
Union-35, Confederacy-85 |
Union 5 wounded Confederates 8 killed 10 wounded |
United States vs. Confederate States |
Union victory |
Kirksville |
August 6, 1862 |
Adair County |
American Civil War |
Union-1,000, Confederacy-2,500 |
456 |
United States vs. Confederate States |
Union victory |
Compton's Ferry |
August 11, 1862 |
Livingston County |
American Civil War |
Union-?, Confederacy-~ 1,500 |
? |
United States vs. Confederate States |
Union victory |
Independence |
August 11, 1862 |
Independence |
American Civil War |
Union-344, Confederacy-~800 |
344 |
United States vs. Confederate States |
Confederate victory |
Yellow Creek |
August 13, 1862 |
Chariton County |
American Civil War |
Union-~700, Confederacy-Unknown |
2 WIA, Confederate-? |
United States vs. Confederate States |
Union victory |
Lone Jack |
August 15–16, 1862 |
Jackson County |
American Civil War |
Union-800, Confederacy-1,500-3,000 |
270 |
United States vs. Confederate States |
Confederate victory |
1st Newtonia |
September 30, 1862 |
Newtonia |
American Civil War |
Union-1,500 Confederacy-1 brigade |
345 |
United States vs. Confederate States |
Confederate victory |
Island Mound |
October 29, 1862 |
Bates County |
American Civil War |
Union-250, Confederacy-350 |
19 |
United States vs. Confederate States |
Union victory |
Clark's Mill |
November 7, 1862 |
Douglas County |
American Civil War |
Union-113, Confederacy-1,000 |
113 |
United States vs. Confederate States |
Confederate victory |
2nd Springfield |
January 8, 1863 |
Springfield |
American Civil War |
Union-2,099, Confederacy-1,870 |
521 |
United States vs. Confederate States |
Union victory |
Hartville |
January 9–11, 1863 |
Wright County |
American Civil War |
Union-750, Confederacy- ? |
19 KIA, 160 WIA, 10 MIA/POW |
United States vs. Confederate States |
Indecisive |
Cape Girardeau |
April 26, 1863 |
Cape Girardeau County |
American Civil War |
Union-4,000, Confederacy- 5,000 |
337 |
United States vs. Confederate States |
Union victory |
Chalk Bluff |
May 1–2, 1863 |
Dunklin County |
American Civil War |
Union-120, Confederacy- 210 |
53 KIA, 104 WIA, 120 MIA, 53 POW |
United States vs. Confederate States |
Confederate pyrrhic victory |
3rd Boonville |
October 11, 1863 |
Boonville |
American Civil War |
? |
? |
United States vs. Confederate States |
Union victory |
Camden Point |
July 13, 1864 |
Camden Point |
American Civil War |
Union-1,000, Confederacy- 300 |
6 KIA, 25 WIA |
United States vs. Confederate States |
Union victory |
Fort Davidson |
September 27, 1864 |
Iron County |
American Civil War |
Union-1,500, Confederacy- 12,000 |
1,684 |
United States vs. Confederate States |
Union victory |
4th Boonville |
October 11, 1864 |
Boonville |
American Civil War |
? |
? |
United States vs. Missouri (Confederate) |
Confederate victory |
Glasgow |
October 15, 1864 |
Glasgow |
American Civil War |
Union-800, Confederacy-1,800 |
450 |
United States vs. Confederate States |
Confederate victory |
Sedalia |
October 15, 1864 |
Sedalia |
American Civil War |
Union-~800, Confederacy-~1,200 |
1 |
United States vs. Confederate States |
Confederate victory |
2nd Lexington |
October 19, 1864 |
Lexington |
American Civil War |
Union-2,000 Confederacy-8,500 |
? |
United States vs. Confederate States |
Confederate victory |
Little Blue |
October 21, 1864 |
Jackson County |
American Civil War |
Union-2,500, Confederacy- 8,500 |
? |
United States vs. Confederate States |
Confederate victory |
Independence |
October 21–22, 1864 |
Independence |
American Civil War |
Union-22,000, Confederacy-8,500 |
140 |
United States vs. Confederate States |
Confederate victory |
Big Blue |
October 22–23, 1864 |
Kansas City |
American Civil War |
Union-2 divisions, Confederacy-2 divisions |
? |
United States vs. Confederate States |
Union victory |
Westport |
October 23, 1864 |
Westport |
American Civil War |
Union-22,000, Confederacy- 8,500 |
3,000 |
United States vs. Confederate States |
Union victory |
Charlot |
October 25, 1864 |
Vernon County |
American Civil War |
Union-2 brigades, Confederacy- 1 division |
? |
United States vs. Confederate States |
Union victory |
2nd Newtonia |
October 28, 1864 |
Newtonia |
American Civil War |
Union-? Confederacy-? |
650 |
United States vs. Confederate States |
Union victory |