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Annex - to add to

Foreign policy - strategies of how to interact and deal with other countries

Isolationism - limiting involvement with other countries; worried about your own nation first

Imperialism - growing beyond the borders; countries look to add territory and resources to add their power and influence around the world

Explanation:

the hyksos invasion. the hyksos were able to attack egypt successfully because of their skills in using bronze weapons, composite bows and the use of the horse and chariot during the invasion. although the egyptians depict a barbarian-type overthrow, the truth is the seizure was likely a relatively peaceful one.

an economic reason that the south needed a reconstruction plan is that plantations, factories, and other businesses were destroyed during the war.