U.S. Wars Since 1775

This is a list of armed conflicts involving the United States of America since its founding during the American Revolution (from Wikipedia).

Summary:

Since 1775

endless-war

(Source: https://en.wikipedia.org/wiki/List_of_wars_involving_the_United_States )

Year NumberYearWar(s) / ConflictsNumber of wars that year
11775Revolutionary War1
21776Revolutionary War, Chickamauga War2
31777Revolutionary War, Chickamauga War2
41778Revolutionary War, Chickamauga War2
51779Revolutionary War, Chickamauga War2
61780Revolutionary War, Chickamauga War2
71781Revolutionary War, Chickamauga War2
81782Revolutionary War, Chickamauga War2
91783Revolutionary War, Chickamauga War2
101784Chickamauga War1
111785Chickamauga War, Northwest Indian War2
121786Chickamauga War, Northwest Indian War2
131787Chickamauga War, Northwest Indian War2
141788Chickamauga War, Northwest Indian War2
151789Chickamauga War, Northwest Indian War2
161790Chickamauga War, Northwest Indian War2
171791Chickamauga War, Northwest Indian War, Whiskey Rebellion3
181792Chickamauga War, Northwest Indian War, Whiskey Rebellion3
191793Chickamauga War, Northwest Indian War, Whiskey Rebellion3
201794Chickamauga War, Whiskey Rebellion2
211795Chickamauga War1
2217960
2317970
241798Quasi War1
251799Quasi War1
261800Quasi War1
271801First Barbary War1
281802First Barbary War1
291803First Barbary War1
301804First Barbary War1
311805First Barbary War1
3218060
3318070
3418080
3518090
3618100
371811Tecumseh's War1
381812War of 18121
391813War of 1812, Creek War2
401814War of 1812, Creek War2
411815War of 1812, Second Barbary War2
421816First Seminole War1
431817First Seminole War1
4418180
4518190
461820Texas-Indian wars1
471821Texas-Indian wars1
481822Texas-Indian wars1
491823Texas-Indian wars, Arikara War2
501824Texas-Indian wars1
511825Texas-Indian wars, Aegean Sea Anti-Piracy Operations2
521826Texas-Indian wars, Aegean Sea Anti-Piracy Operations2
531827Texas-Indian wars, Aegean Sea Anti-Piracy Operations, Winnebago War3
541828Texas-Indian wars, Aegean Sea Anti-Piracy Operations2
551829Texas-Indian wars1
561830Texas-Indian wars1
571831Texas-Indian wars1
581832Texas-Indian wars, First Sumatran Expedition, Black Hawk War3
591833Texas-Indian wars1
601834Texas-Indian wars1
611835Texas-Indian wars, Second Seminole War2
621836Texas-Indian wars, Second Seminole War2
631837Texas-Indian wars, Second Seminole War2
641838Texas-Indian wars, Second Seminole War, Second Sumatran Expedition, Patriot War4
651839Texas-Indian wars, Second Seminole War2
661840Texas-Indian wars, Second Seminole War2
671841Texas-Indian wars, Second Seminole War2
681842Texas-Indian wars, Second Seminole War2
691843Texas-Indian wars1
701844Texas-Indian wars1
711845Texas-Indian wars1
721846Texas-Indian wars, Mexican-American War2
731847Texas-Indian wars, Mexican-American War, Cayuse War3
741848Texas-Indian wars, Mexican-American War, Cayuse War3
751849Texas-Indian wars, Cayuse War2
761850Texas-Indian wars, Cayuse War2
771851Texas-Indian wars, Cayuse War, Apache Wars3
781852Texas-Indian wars, Cayuse War, Apache Wars3
791853Texas-Indian wars, Cayuse War, Apache Wars3
801854Texas-Indian wars, Cayuse War, Apache Wars, Bombardment of Greytown4
811855Texas-Indian wars, Cayuse War, Apache Wars, Puget Sound War, First Fiji Expedition, Rogue River Wars, Third Seminole War, Yakima War, Filibuster War9
821856Texas-Indian wars, Cayuse War, Apache Wars, Puget Sound War, First Fiji Expedition, Rogue River Wars, Third Seminole War, Yakima War, Filibuster War, Second Opium War10
831857Texas-Indian wars, Cayuse War, Apache Wars, Puget Sound War, First Fiji Expedition, Rogue River Wars, Third Seminole War, Yakima War, Filibuster War, Second Opium War, Utah War11
841858Texas-Indian wars, Cayuse War, Apache Wars, Puget Sound War, First Fiji Expedition, Rogue River Wars, Third Seminole War, Yakima War, Filibuster War, Second Opium War, Utah War, Navajo Wars12
851859Texas-Indian wars, Apache Wars, Second Opium War, Navajo Wars, Second Fiji Expedition, First & Second Cortina War6
861860Texas-Indian wars, Apache Wars, Navajo Wars, First & Second Cortina War, Palute War5
871861Texas-Indian wars, Apache Wars, Navajo Wars, First & Second Cortina War, American Civil War, Bombardment of Qui Nho'n (Vietnam), Yavapai Wars7
881862Texas-Indian wars, Apache Wars, Navajo Wars, American Civil War, Yavapai Wars, Dakota War of 18626
891863Texas-Indian wars, Apache Wars, Navajo Wars, American Civil War, Yavapai Wars, Colorado War, Shimonoseki War7
901864Texas-Indian wars, Apache Wars, Navajo Wars, American Civil War, Yavapai Wars, Colorado War, Shimonoseki War, Snake War8
911865Texas-Indian wars, Apache Wars, Navajo Wars, American Civil War, Yavapai Wars, Colorado War, Snake War, Powder River War8
921866Texas-Indian wars, Apache Wars, Navajo Wars, Yavapai Wars, Snake War, Red Cloud's War6
931867Texas-Indian wars, Apache Wars, Yavapai Wars, Snake War, Red Cloud's War, Siege of Mexico City, Formosa Expedition, Comanche Campaign8
941868Texas-Indian wars, Apache Wars, Yavapai Wars, Snake War, Red Cloud's War, Comanche Campaign6
951869Texas-Indian wars, Apache Wars, Yavapai Wars, Comanche Campaign4
961870Texas-Indian wars, Apache Wars, Yavapai Wars, Comanche Campaign4
971871Texas-Indian wars, Apache Wars, Yavapai Wars, Comanche Campaign, U.S. Expedition to Korea5
981872Texas-Indian wars, Apache Wars, Yavapai Wars, Comanche Campaign, Modoc War5
991873Texas-Indian wars, Apache Wars, Yavapai Wars, Comanche Campaign, Modoc War5
1001874Texas-Indian wars, Apache Wars, Yavapai Wars, Comanche Campaign, Red River War5
1011875Texas-Indian wars, Apache Wars, Yavapai Wars, Comanche Campaign, Red River War, Las Cuevas War6
1021876Apache Wars, Great Sioux War of 1876, Buffalo Hunter's War3
1031877Apache Wars, Great Sioux War of 1876, Buffalo Hunter's War, Nez Perce War, San Elizato Salt War5
1041878Apache Wars, San Elizato Salt War, Bannock War, Cheyenne War4
1051879Apache Wars, Cheyenne War, Sheepeater Indian War, Victorio's War, White River War5
1061880Apache Wars, Victorio's War, White River War3
1071881Apache Wars, Victorio's War2
1081882Apache Wars1
1091883Apache Wars1
1101884Apache Wars1
1111885Apache Wars1
1121886Apache Wars1
1131887Apache Wars1
1141888Apache Wars1
1151889Apache Wars1
1161890Apache Wars, Pine Ridge Campaign2
1171891Apache Wars, Pine Ridge Campaign, Garza Revolution3
1181892Apache Wars, Garza Revolution2
1191893Apache Wars, Garza Revolution2
1201894Apache Wars1
1211895Apache Wars1
1221896Apache Wars, Yaqui Wars2
1231897Apache Wars, Yaqui Wars2
1241898Apache Wars, Yaqui Wars, Second Somoan Civil War, Spanish American War5
1251899Apache Wars, Yaqui Wars, Second Somoan Civil War, Philippine-American War, Moro Rebellion, Boxer Rebellion6
1261900Apache Wars, Yaqui Wars, Philippine-American War, Moro Rebellion, Boxer Rebellion5
1271901Yaqui Wars, Philippine-American War, Moro Rebellion, Boxer Rebellion4
1281902Yaqui Wars, Philippine-American War, Moro Rebellion3
1291903Yaqui Wars, Moro Rebellion2
1301904Yaqui Wars, Moro Rebellion2
1311905Yaqui Wars, Moro Rebellion2
1321906Yaqui Wars, Moro Rebellion2
1331907Yaqui Wars, Moro Rebellion2
1341908Yaqui Wars, Moro Rebellion2
1351909Yaqui Wars, Moro Rebellion, Crazy Snake Rebellion3
1361910Yaqui Wars, Moro Rebellion, Border War3
1371911Yaqui Wars, Moro Rebellion, Border War3
1381912Yaqui Wars, Moro Rebellion, Border War, Negro Rebellion, Occupation of Nicaragua5
1391913Yaqui Wars, Moro Rebellion, Border War, Occupation of Nicaragua4
1401914Yaqui Wars, Border War, Occupation of Nicaragua, Bluff War4
1411915Yaqui Wars, Border War, Occupation of Nicaragua, Bluff War, Occupation of Haiti5
1421916Yaqui Wars, Border War, Occupation of Nicaragua, Occupation of Haiti, Sugar Intervention, Occupation of the Dominican Republic6
1431917WWI, Yaqui Wars, Border War, Occupation of Nicaragua, Occupation of Haiti, Sugar Intervention6
1441918WWI, Yaqui Wars, Border War, Occupation of Nicaragua, Sugar Intervention, Occupation of the Dominican Republic, Russian Civil War7
1451919Border War, Occupation of Nicaragua, Occupation of Haiti, Occupation of the Dominican Republic, Russian Civil War5
1461920Occupation of Nicaragua, Occupation of Haiti, Occupation of the Dominican Republic, Russian Civil War4
1471921Occupation of Nicaragua, Occupation of Haiti, Occupation of the Dominican Republic3
1481922Occupation of Nicaragua, Occupation of Haiti, Occupation of the Dominican Republic3
1491923Occupation of Nicaragua, Occupation of Haiti, Occupation of the Dominican Republic, Posey War4
1501924Occupation of Nicaragua, Occupation of Haiti, Occupation of the Dominican Republic3
1511925Occupation of Nicaragua, Occupation of Haiti2
1521926Occupation of Nicaragua, Occupation of Haiti2
1531927Occupation of Nicaragua, Occupation of Haiti2
1541928Occupation of Nicaragua, Occupation of Haiti2
1551929Occupation of Nicaragua, Occupation of Haiti2
1561930Occupation of Nicaragua, Occupation of Haiti2
1571931Occupation of Nicaragua, Occupation of Haiti2
1581932Occupation of Nicaragua, Occupation of Haiti2
1591933Occupation of Nicaragua, Occupation of Haiti2
1601934Occupation of Haiti1
16119350
16219360
16319370
16419380
16519390
16619400
1671941WWII1
1681942WWII1
1691943WWII1
1701944WWII1
1711945WWII1
17219460
17319470
17419480
17519490
1761950Korean War1
1771951Korean War1
1781952Korean War1
1791953Korean War1
18019540
18119550
18219560
18319570
1841958Lebanon Crisis1
18519590
18619600
1871961Bay of Pigs Invasion1
18819620
18919630
1901964Simba Rebellion1
1911965Dominican Civil War, Vietnam War2
1921966Dominican Civil War, Vietnam War2
1931967Vietnam War1
1941968Vietnam War1
1951969Vietnam War1
1961970Vietnam War1
1971971Vietnam War1
1981972Vietnam War1
1991973Vietnam War1
20019740
2011975Vietnam War1
20219760
20319770
2041978Shaba II1
20519790
20619800
20719810
2081982Multinational Force in Lebanon1
2091983Multinational Force in Lebanon, Invasion of Grenada2
2101984Multinational Force in Lebanon1
21119850
21219860
2131987Tanker War1
2141988Tanker War1
2151989Invasion of Panama1
2161990Invasion of Panama, Gulf War2
2171991Gulf War1
2181992Somali Civil War1
2191993Somali Civil War1
2201994Somali Civil War, Intervention in Haiti, Bosnian War3
2211995Somali Civil War, Intervention in Haiti, Bosnian War3
22219960
22319970
2241998Kosovo War1
2251999Kosovo War1
22620000
2272001War in Afghanistan1
2282002War in Afghanistan1
2292003War in Afghanistan, Iraqi War2
2302004War in Afghanistan, Iraqi War, War in North-West Pakistan, Haiti4
2312005War in Afghanistan, Iraqi War, War in North-West Pakistan3
2322006War in Afghanistan, Iraqi War, War in North-West Pakistan3
2332007War in Afghanistan, Iraqi War, War in North-West Pakistan3
2342008War in Afghanistan, Iraqi War, War in North-West Pakistan3
2352009War in Afghanistan, Iraqi War, War in North-West Pakistan3
2362010War in Afghanistan, Iraqi War, War in North-West Pakistan3
2372011War in Afghanistan, Iraqi War, War in North-West Pakistan, 2011 Military Intervention in Libya 4
2382012War in Afghanistan, War in North-West Pakistan2
2392013War in Afghanistan, War in North-West Pakistan2
2402014War in Afghanistan, War in North-West Pakistan, War on ISIL3
2412015War in North-West Pakistan, War on ISIL, War in Afghanistan3
Years without war since 17753815.77%
Years at war since 177520384.23%
Number of countries the U.S. has a military presence in (as of 2011)130http://www.politifact.com/truth-o-meter/statements/2011/sep/14/ron-paul/ron-paul-says-us-has-military-personnel-130-nation/
http://qz.com/374138/these-are-all-the-countries-where-the-us-has-a-military-presence/
Number of countries in world recognized by U.S.194http://www.worldatlas.com/nations.htm
U.S. military personnel by country (as of 2011)Click link ===>http://www.cnn.com/interactive/2012/04/us/table.military.troops/