1. Against Another Country/nation: Vietnam War
2. Against another peoples: Indian Wars 1622-1890 (ending with the battle of Wounded Knee in 1890).
Eastport Tug o' War Boley tug of war from Ireland was in the longest pull.
2
Americas allies did most of the fighting, do your research and stop asking broad questions
the One hundred years war
the Zimmermann note
Shawn micheals
The Congo River.
1. America's longest war (1622-1890) against the Red Man (American Indian/American Natives) cost the lives of approximately 3,000 White People (not all were military personnel). 2, Americas's longest war against another country (nation) 1955-1975 cost the United States over 58,000 military men.
there is none. the longest war in world war 1 is world war 1. it would have to be the longest battle. :)*
The French and Indian War was the longest US war before 1850.The longest US war in history was the Vietnam War.
Longest war-Indian Wars 1622-1890. Longest war (against another recognized country)-Vietnam War 1955-1975.
Nope acctualy the longest war of the war before the war was acctualy not even a war it was a acctual war.
Eastport Tug o' War Boley tug of war from Ireland was in the longest pull.
The longest war the United States ever entered was the Vietnam War.
The war on drugs
The American Indian Wars was America's longest war; 1622-1890.
the 100 year war between England and France may be the longest on going war between separate countries....