<Ul> <Li> 1913 - 1914 Colorado Coalfield War </Li> <Li> 1914 -- 1918 World War I <Ul> <Li> 1914 A Japanese fleet captures the Mariana Islands from Germany without any loss of life . This is notable as the only land action fought during World War I that took place on what is now U.S. soil ( Guam and the Northern Mariana Islands ) . </Li> <Li> 1917 The U.S. enters the war . </Li> <Li> 1918 German submarine SM U-156 attacks the port of Orleans , Massachusetts on July 21 , sinking several small vessels , in an action which became known as the Bombardment of Orleans . </Li> </Ul> </Li> <Li> 1915 Bandit War </Li> <Li> 1916 Mexican revolutionary Pancho Villa leads a night raid on the New Mexico border town of Columbus . </Li> <Li> 1921 Battle of Blair Mountain </Li> <Li> 1941 -- 1945 World War II <Ul> <Li> 1941 Japanese surprise attack on American naval base at Pearl Harbor , Hawaii . </Li> <Li> 1942 Bombardment of Fort Stevens , Oregon by Japanese submarine I - 25 </Li> <Li> 1942 The Lookout Air Raids by a floatplane from Japanese submarine I - 25 ; incendiary bombs were dropped but did not start a forest fire in Oregon </Li> <Li> 1941 -- 1945 Mostly during a period known as the `` Second Happy Time '' , numerous American warships and merchant vessels sunk in American territorial waters by German U-boats . </Li> <Li> 1942 -- 1943 World War II Battle of the Aleutian Islands in Alaska . </Li> <Li> 1944 -- 1945 Fire balloon bombing of the US by Japanese balloon bombs : six civilians killed , minor damage inflicted . </Li> </Ul> </Li> </Ul>
<Ul> <Li> 1913 - 1914 Colorado Coalfield War </Li> <Li> 1914 -- 1918 World War I <Ul> <Li> 1914 A Japanese fleet captures the Mariana Islands from Germany without any loss of life . This is notable as the only land action fought during World War I that took place on what is now U.S. soil ( Guam and the Northern Mariana Islands ) . </Li> <Li> 1917 The U.S. enters the war . </Li> <Li> 1918 German submarine SM U-156 attacks the port of Orleans , Massachusetts on July 21 , sinking several small vessels , in an action which became known as the Bombardment of Orleans . </Li> </Ul> </Li> <Li> 1915 Bandit War </Li> <Li> 1916 Mexican revolutionary Pancho Villa leads a night raid on the New Mexico border town of Columbus . </Li> <Li> 1921 Battle of Blair Mountain </Li> <Li> 1941 -- 1945 World War II <Ul> <Li> 1941 Japanese surprise attack on American naval base at Pearl Harbor , Hawaii . </Li> <Li> 1942 Bombardment of Fort Stevens , Oregon by Japanese submarine I - 25 </Li> <Li> 1942 The Lookout Air Raids by a floatplane from Japanese submarine I - 25 ; incendiary bombs were dropped but did not start a forest fire in Oregon </Li> <Li> 1941 -- 1945 Mostly during a period known as the `` Second Happy Time '' , numerous American warships and merchant vessels sunk in American territorial waters by German U-boats . </Li> <Li> 1942 -- 1943 World War II Battle of the Aleutian Islands in Alaska . </Li> <Li> 1944 -- 1945 Fire balloon bombing of the US by Japanese balloon bombs : six civilians killed , minor damage inflicted . </Li> </Ul> </Li> </Ul>
when was the last time a war was fought on american soil
when was the last time a war was fought on american soil
1941 -- 1945 World War II
1941 -- 1945 World War II