The Appalachian Mountains marked the Western border of the newly-founded USA.
The Mississippi River was the western border in 1787.
TO make sure they didnt have a dog
Alaska?
Pacific
The US claimed what became the New Mexico territory during the Mexican-American War. It was primarily a linear western extension from Texas.
Mississippi River
Pacific
Pacific Ocean
Shiloh is a major battlefield of the US Civil War fought in the state of Tennessee. It is located in western Tennessee east of Memphis near the border with Mississippi.
The US felt threatened. Soviet expansionism in Europe, Asia, & the western hemisphere. East Germany became a Communist state.Hope this helped:)
The Mississippi River