Battle of the Antietam September 17 1862, on the day there was no clear winner on the battle field even though there were 23000 casualties. But strategic winner was the north. General Lee withdrew his troops from Maryland and was never seen there again.
It stopped racial discrimination<span> in the military. It eventually led to the cease of segregation in all of the US services. </span>
its B the Appalachian mountains
<em><u>please mark as brainliest <3</u></em>
Scientists use radiocarbon dating to estimate the age of artifacts
I don’t know what timeline map you have, but it was for the expansion of American Democracy.