About 5000 years ago, history began when

b

explanation:

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:

ayatollah khomeini can best be described as the leader who declared iran to be an islamic republic.