 Ramba uchiverenga ndima ino - Ambrogio Contarini aiva nhengo yemhuri yavatenzi yaContarini uye akapedza uduku hwake muguta guru reOttoman reConstantinople somutengesi. Akasiya guta racho pashure pehondo yeOttoman neVenetianrakatanga muna 1463. Muna 1470, akanga ari mungarava inonzi Aegeus, achirwisa vaOttoman mugungwa. Republic of Venice yakatsvaka kuumba mubatanidzwa mukuru mukurwisana neOttoman Empire uye yakatumira Contarini neboka rezvematongerwe enyika kuna Uzun Hassan, mutongi weIran weAq Qoyunlu clan. Akabva kuVenice muna February 1474, akafamba nepakati peEurope, Kiev, neGeorgia uye akasvika kuTabriz muna August 1474. Muna October, akasangana naUzun Hassan muguta rake guru reIsfahan. Akagamuchirwa nomutsa, asi chikumbiro cheVenetian chokubatana chakarambwa. Contarini akadzokera kuVenice muna April 1477, pashure pokunonoka kwakawanda uye rwendo rwakaoma rwokudzokera. Ari munzira kudzokera kumusha achibva kuIran, Contarini akambomira muMoscow, kwaakaonana namambo weRussia Ivan III. 