Answer:
"With so many new people to manage in the new territories, the leaders had to work harder to make sure that their messages were reaching far enough. However, the drive for more power and the ambition to control more land prevented them from realizing their limits. Acting under the direction of the leaders, the military generals also sought more power for the empire. With more power came more fighting and unrest until it was just too much to take and destruction occurred."
Explanation: Mix up the words because this is the exact answer from the website