▁Washington , ▁where ▁he ▁test ified ▁before ▁Congress ▁in ▁hear ings ▁about ▁past ▁C IA ▁activities , ▁including ▁Water gate . ▁His ▁frequent ▁fl ights ▁to ▁America ▁less ened ▁somewhat ▁his ▁capacity ▁to ▁attend ▁to ▁being ▁amb assador . Will iam ▁Shaw cross , ▁The ▁Shah ' s ▁Last ▁R ide : ▁The ▁F ate ▁of ▁an ▁Al ly ▁( New ▁York : ▁Simon ▁and ▁Sch uster ▁ 1 9 8 8 ) ▁p . ▁ 2 6 7 ▁* note : ▁" M uch ▁of ▁Hel ms ' ▁time ▁in ▁Iran ▁was ▁dev oured ▁by ▁tri ps ▁to ▁Washington ▁to ▁test ify ▁to ▁one ▁or ▁another ▁of ▁the ▁various ▁con gression al ▁comm itte es ▁investig ating ▁the ▁C IA ." ▁ ▁At ▁the ▁sh ah ' s ▁court ▁ ▁" The ▁presentation ▁of ▁amb assador ial ▁credentials ▁to ▁the ▁Shah ▁was ▁a ▁rather ▁formal ▁undert aking ," ▁reads ▁a ▁photograph ▁ca ption ▁in ▁Hel ms ' ▁mem oir s , ▁which ▁shows ▁him ▁in ▁formal ▁att ire , ▁standing ▁before ▁the ▁sh ah ▁who ▁is ▁dressed ▁in ▁military ▁uniform . ▁Yet ▁already ▁Hel ms ▁enjoyed ▁an ▁el ite ▁student ▁experience ▁which ▁he ▁shared ▁with ▁the ▁Shah : ▁circa ▁ 1 9 3 0 , ▁both ▁had ▁attended ▁Le ▁Rose y , ▁a ▁French - language ▁prep ▁school ▁in ▁Switzerland . ▁▁ ▁Dec ades ▁later , ▁the ▁C IA ▁station ▁chief ▁in ▁Iran ▁first ▁introduced ▁Hel ms ▁to ▁the ▁Shah . ▁Hel ms ▁was ▁there ▁about ▁an ▁installation ▁to ▁sp y ▁on