<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.uhusiano wa nchi hizi mbili ulianza katikati ya karne ya 19 hadi mwishoni mwa karne ya 19, kipindi ambacho iran ilikuwa ikiitwa persia.  <response>: relations between the two nations began in the mid-to-late 19th century, when iran was known to the west as persia. 