During which attack did a Cheyenne war party kill a team of cattle drovers traveling through the Chisholm Trail?

it allows shippers to carry commercial goods, which allows them to save time and money.

bloodiest single day of war   |   gettysburg

where the civil war ends for good   | appomattox court house

the first major land battle; south wins | bull run/manassas (va)

gives union control of the mississippi river |   vicksburg

lee’s first tactical defeat; big win for union |   fort sumter1

with lincoln's re-election |   atlanta

south wins

splits confederacy in two for the duration of the war,

antietam

estoy bastante seguro de que la respuesta es una