How was chinas border during the han dynasty different from other dynasties? why?

China is another superpower along side with the US.

the border was different in the Han' Dynasty because more goods and people were opening up to the world during a great time.

the great wall of china was also I border for war and protection.

this was build and secured during the Ming' Dynasty.

interdependence is when all participating groups and individuals depend on each other. if you depend on one anothers goods, you end up trading in order to get the items you're looking for. (for ex: if i have food and you have water, we trade in order to depend on each other to live)