Whakakiia te rerenga e whai ake nei: I te 18 o Hui-tanguru 1529, Charles V, i tino ohorere i te
Ko te ahunga whakamua a Ottoman ki Vienna, i tukuna ano he reta mai i Toledo ki a Kingi Ismail, i mate i te 1524 a kua whakakapihia e Tahmasp I, e tohe ana mo te whakarereke hoia, na reira ka haere tonu te hononga Hapsburg-Persian i tiimata i mua. Ko tana karere ki te Shah ko te rangatira o Saint John de Balbi, a he hononga i hangaia me te kaupapa ki te whakaeke i te Emepaea Ottoman i te hauauru me te rawhiti i roto i te tau e whai ake nei. I whakautu ano a Tahmasp ma te whakaatu i tona hoa ki te Emepara. Na ka whakatauhia te whakaeke i te Emepaea Ottoman i nga taha e rua, engari neke atu i te kotahi tau a Balbi ki te hoki ki te Emepaea o Iran, ana i taua wa kua rereke te ahuatanga i Safavid Iran, na te mea i akina a Iran ki te mahi rongo ki te Emepaea Ottoman na te whakaekenga o nga Shaybanid Uzbeks.