av in , ▁who ▁he ▁subsequently ▁married ▁on ▁returning ▁to ▁Ireland ▁in ▁ 1 9 6 3 , ▁where ▁he ▁taught ▁French ▁and ▁English ▁in ▁G ore y ▁Co ▁W ex ford . ▁ ▁Career ▁▁ 1 9 6 0 s ▁through ▁ 1 9 8 0 s ▁In ▁ 1 9 6 4 , ▁he ▁joined ▁the ▁Irish ▁Department ▁of ▁Foreign ▁Affairs ▁and ▁in ▁ 1 9 6 5 ▁was ▁assigned ▁to ▁the ▁United ▁States , ▁initially ▁to ▁Boston ▁as ▁vice - c oun sel ▁and ▁later ▁New ▁York ▁as ▁deput y ▁coun sel ▁general . ▁During ▁this ▁period ▁his ▁wife ▁C ait rí ona ▁taught ▁French ▁and ▁mathematics ▁in ▁the ▁South ▁Bron x . ▁In ▁ 1 9 6 9 , ▁he ▁assist ed ▁with ▁the ▁development ▁of ▁Ireland ' s ▁case ▁in ▁relation ▁to ▁the ▁Northern ▁Ireland ▁conflict ▁for ▁the ▁United ▁Nations ▁Security ▁Council , ▁emb ark ing ▁on ▁tri ps ▁with ▁then ▁Minister ▁for ▁Foreign ▁Affairs ▁( l ater ▁President ) ▁Patrick ▁Hill ery ▁to ▁Ott awa ▁in ▁Canada ▁and ▁Washington , ▁D . C . ▁in ▁the ▁United ▁States ▁in ▁search ▁of ▁support ▁from ▁polit icians ▁and ▁people ▁there . ▁It ▁was ▁during ▁this ▁part ▁of ▁his ▁career ▁that ▁he ▁met ▁Robert ▁Kennedy , ▁Senator ▁for ▁New ▁York , ▁Ted ▁Kennedy , ▁Senator ▁for ▁Massachusetts ▁and ▁Congress man ▁( l ater ▁Spe aker ) ▁T ip ▁O ' Ne ill ▁also ▁of ▁Massachusetts . ▁ ▁In ▁ 1 9 7 4 , ▁he ▁came ▁back ▁to ▁Ireland ▁to