Al-Monitor | Fazel Hawramy: As Iraqi Kurds try to iron out�internal differences�ahead of their�referendum on independence�in September,�Turkey,�Iraq�and�Iran�have all announced their opposition, questioning the timing and fearing the implications of such a move at a time when regional rivalries are at their peak.

"The Islamic Republic of Iran opposes some murmurs about holding a referendum in order to separate one part of Iraq," said Iranian Supreme Leader Ayatollah Ali Khamenei�in a meeting�with visiting Iraqi Prime Minister Haider al-Abadi in June, adding that Iraq "should stay unified."

While Turkey and Iraq's opposition is understandable to an extent, Iran's long involvement as well as cultural and historical ties with Iraqi Kurds raises serious questions about the motives for its opposition to the upcoming referendum.

The political parties in Iraqi Kurdistan have all made it clear that their ultimate aim is an independent Kurdistan, but they differ on the approach, meaning that the issue of independence is a matter of �when� rather than �if.� The Iranians are perhaps more aware of this than any other actor.

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