My first guess is because they were attacked by foreign invaders.
(but at the same time, both empires had split in their own way. The Han empire lost control and broke into different areas. The Roman Empire had become two parts, where the Western part was constantly attacked by Germanic tribes). Both sides were constantly attacked by invaders until there was no more land to take.
President Harry S. Truman I believe it was.
Answer:
true
Explanation:
abraham lincon was a republican and he was the leader of all of it
Answer: Its economic base was agriculture.
It lacked a modern transportation system. It lacked a substantial wealthy class.
Probable Cause, this is under the 4th amendment
Hope this helps!