What is the credibility of the source of the rise of a modern nation​

Modern European nation‐ states emerged from and ... norms and expectations” gave rise to the state as we now know it).

#LETS STUDY

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: