▁the ▁American ▁te legraph ▁communic ations ▁system , ▁which ▁revolution ized ▁communic ations ▁and ▁the ▁economic ▁development ▁of ▁the ▁United ▁States . ▁Federal ▁accept ance ▁of ▁the ▁te legraph ▁had ▁a ▁major ▁impact ▁on ▁Abraham ▁Lincoln ' s ▁management ▁of ▁the ▁Civil ▁War ▁as ▁well . ▁ ▁Commission er ▁of ▁the ▁ 1 8 6 7 ▁Paris ▁Ex position ▁ ▁Kennedy ▁was ▁a ▁commission er ▁of ▁the ▁ 1 8 6 7 ▁Paris ▁Ex position , ▁an ▁international ▁science , ▁technology ▁and ▁arts ▁fair ▁that ▁was ▁held ▁in ▁Paris , ▁France , ▁in ▁ 1 8 6 7 . ▁The ▁fair ▁had ▁participation ▁from ▁ 4 2 ▁nations ▁and ▁had ▁over ▁ 5 0 , 0 0 0 ▁exhib its . ▁It ▁was ▁the ▁second ▁World ' s ▁Fair . ▁ ▁Ret irement ▁from ▁public ▁office ▁Kennedy ▁retired ▁from ▁elected ▁and ▁appointed ▁offices ▁in ▁March ▁ 1 8 5 3 ▁when ▁President ▁F ill more ▁left ▁office , ▁but ▁he ▁remained ▁very ▁active ▁in ▁both ▁Federal ▁and ▁state ▁of ▁Maryland ▁politics , ▁supporting ▁F ill more ▁in ▁ 1 8 5 6 , ▁when ▁F ill more ▁won ▁Maryland ' s ▁elect oral ▁votes ▁and ▁Kennedy ' s ▁brother ▁Anthony ▁won ▁a ▁U . S . ▁Senate ▁seat . ▁His ▁name ▁was ▁mentioned ▁as ▁one ▁of ▁the ▁vice - pres ident ial ▁prospect s ▁on ▁the ▁Republican ▁ticket ▁alongside ▁Abraham ▁Lincoln ▁in ▁ 1 8 6 0 ▁( which ▁would ▁have ▁meant ▁that ▁Abraham ▁Lincoln ▁would ▁be ▁on ▁the ▁same ▁ticket ▁as ▁a