new york president donald trump administration reiterate arguments defend temporary travel ban file u.s. supreme court thursday repeatedly cite executive broad power exclude foreigners unite state travel ban bar refugees people six muslim-majority nations sign executive order march early version scrap face legal challenge two federal appeal court block revise order take effect u.s. supreme court rule june could move forward limit basis nation high court agree hear oral arguments lawfulness ban oct. 10 brief lay legal position government plan make state hawaii refugee organizations challenge executive order claim discriminatory muslims cite statements trump make campaign trail call total complete shutdown muslims enter unite state however government hammer broad rule 9th u.s. circuit court appeal block ban say campaign statements make president private citizen take account brief say mistake probe president motives decisions national security would amount inappropriate judicial psychoanalysis president trump say order necessary review vet procedures help protect country terrorist attack department justice argue case would invite impermissible intrusion privilege internal executive branch deliberations plaintiffs case call 30 depositions white house staff cabinet-level officials government repeat stance congress grant president wide authority limit refugee admissions bar entry foreigner group foreigners would detrimental interest unite state supreme court rule part revise march executive order could go effect june 29 find anyone iran libya somalia sudan syria yemen bona fide relationship u.s. citizen entity could bar however government exclude grandparents family members definition would allow lead another round legal spar eventually supreme court say litigation continue enforcement ban low court grandparents grandchildren aunts uncles nieces nephews cousins siblings-in-law people six countries would let refugees relationships u.s. resettlement agencies would attorney neal katyal represent hawaii challenge ban say email thursday look forward supreme court hear case october trump administration defend travel ban supreme court brief