Butyesterday, Ukrainianauthoritiessaidtheywerealsoconsideringterrorismand a missilestrikeaspossiblecauses.
That U.
S officialssaiditappearedIranshotdowntheplanewithtwosurfacetoairmissiles.
Whyseveralsources, including U.
S PresidentDonaldTrumpandCanadianPrimeMinisterJustinTrudeau, sayIrancouldhavedonethisbymistaketheplanecrashhappenedwithinhoursofIran's missileattackagainsttwomilitarybaseswhere U.
S troopswerestaying.
IfIranthought a revengeattackwascoming, itmighthavemistakentheUkrainianpassengerjetas a threatandshotitdown.
Laterthatyear, amiddeathtoAmericachance, Iranianstudentsstormedthe U.
S embassyinTehran, taking 90 peoplehostage, including 66 Americans.
Ultimately, allthehostageswerereleasedin a siegelasting 444 days.
Butthedamagewasdone.
US.
DesignatedIran a statesponsorofterrorism.
Threeyearslater, inthe 19 eighties, IranandIraqbecameembroiledin a war.
The U.
S wasofficiallyneutral, butin a bidtocontainIranstartedbackingIraqanditsleader, SaddamHussein.
Themoveputthe U.
S andIranevenfurtheratodds.
AttentionratcheteduptowardtheendoftheIranIraqwar.
In 1988 theUSshotdownanIranianpassengerplaneoverIranianterritorialwaterswhenitmistakenlyidentifieditas a fighterjet.
Itkilledall 290 peopleonboard.
WhenIraqinvadedKuwaitin 1990 the U.
S.
AndIran, 70 sharedSaddamHusseinas a commonenemy, althoughitdidlittletoimproverelations, U.
S sanctionsagainstIranacceleratedundertheClintonadministrationin 2002 a yearbeforethestartoftheIraqwar, PresidentBushincludedIranandwhathecalledtheaxisofevil.
StatesliketheseandtheirterroristalliesconstituteanaxisofevilduetoconcernsTehranwastryingtodevelopnuclearweaponstothreatenthe U.