How is the Twelve Tables an example of ancient Rome sustaining its existence as a civilization?

How did southern slaveholders attempt to convince people in the north to support slavery?

Plz ive been stuck on this question forever. in 1753 george washington was sent on a mission to a. build a fort at the point where the allegheny and monongahela rivers form the ohio river. b. attack the french at fort duquesne. c. attack the french at fort neccessity. d. deliver a message to the french demanding that they leave the ohio river.

Missile sites located mainly in the north of its superpower a: communist countries b: democratic countries