Tensions are escalating between Iran and the West, with Tehran's nuclear capabilities the central focus of a long-running row.
Iran insists its nuclear program is for peaceful purposes, but Israel and its allies think otherwise.
The US is tightening sanctions, a move supported by Australia.
The European Union has also agreed to ban Iranian oil imports and freeze the assets of Iran's central bank, hoping to push them back into negotiations.
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But Iran claims the sanctions will have no effect, calling them 'psychological warfare'.
Should diplomacy fail, the U.S. and Israel have not ruled out military action - and Iran has warned of retaliation if that happens.
Flagship SBS current affairs forum Insight brings Iranians, Americans and Israelis together to ask: is the Iranian regime really a threat? And what's the best way to deal with it?
