Why did Daniel chamberlain say “need more troops”?

D. To make sure Florida Elected Hayes

Explanation:

At that time, Rutherford Hayes (from Republican party) was in competition with  Samuel Tilden (from Democratic party) for the Presidential seat.

Democratic party use illegal tactics to suppress the formers slaves vote who at that time more likely to support the Republican party. They're threatening the African American who dare to get our from their house to vote.

Daniel chamberlain sent a Telegraph stating that he "need more troops" in south Carolina. The purpose of those troops is to fight off the violent mobs hired by the Democratic party and make sure Florida Elected Hayes.

in 1803 the louisiana purchase took place, doubling the size of the country. by 1840 almost 7 million americans had migrated westward in hopes of securing land and being prosperous. the belief that settlers were destined to expand to the west is often referred to as manifest destiny.

explanation:

by improved communication.