The mongols took over alot of places but the answer to your question is
<span>Russia</span>
Probably 1, however I can see why that would be a tiny bit confusing.
Building walls protects from incoming invaders(at least back in the day), creating armies, makes a force to go and fight to protect the people, and what was the other one? Oh yea, moving to a safer place.
Doing that would mean making invasions less likely, and making your people feel and be safer.
Hope this helps.
The United States of America
Answer:
The answer is A. Hope it helps
Divided
Ben Franklin made a political cartoon saying "Join or Die" trying to get the 13 colonies to unite together because they were so divided