What caused the end of pony express?

How did the first punic war differ from the second punic war

Which of the following is not a requirement to become a us representative (congressman/congresswoman)?

What makes fort sill historically unique among other regional military installations? a. it is the site where seven major commanders of us military efforts were trained. b. it houses the largest explosive weapons factory in the united states. c. it specializes in training soldiers to preserve the cultural artifacts of nations invaded by the us military. d. it is the oldest functioning installation in oklahoma.