Identify another way in which labor unions attempted to achieve their goals

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:

(e) a major consequence of the election was that several southern states

i believe the answer is d.