Why is Dr Martin Luther King Jr's speech I have a dream still relevant today?

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:

i believe the answer is a

c)an idealized view of nature. hope this

the main reason that the constitution did not proclaim all men to be free and equal is because of the issue of slavery.