What I can infer from what Lewis and Clark saw when moving west from the Mississippi river is that the landscape along the river changed drasticallly. The forest receded, replaced first by the high prairie and then the shorter grass of the high plains. The temperatures became colder and as they continued their expedition by the river they realized that there was no water route to the pacific ocean, just more mountains.
Answer: From the Green Movement in Iran to the Arab Spring to the continuous struggle of Chinese dissidents, social media have gained a prominent place in foreign policy research, as they have considerably influenced world events.
Explanation:
Answer:
c: fragmented politically
Explanation:
constantine ruled over a unified Roman empire, but this would be increasingly rare. Upon Constantine's death in 337, the empire was divided among Constantine's three sons, who quickly began fighting among themselves