Raisi, who presided over the execution of 5000 regime opponents in 1988, would be a strong bulwark against an Iranian version of Gorbachev taking over.
Furthermore, increasing global tensions make improving our defence capabilities essential.
We should have supported an extension to the conventional arms embargo at the United Nations in August – and must back sanctions.
To do so would mean more than staying in step with Trump. For no US administration could accept being bound into a UN system without a veto.
But it is important to acknowledge that there are growing concerns within Israel about the rise of antisemitism in Britain.
Obama and his partners ignored the loudly-voiced concerns of our key Gulf strategic partners and Israel that the deal ignored potential Iranian interference in the region.
The President himself hasn’t set out what he would like to happen next, and has provided no detailed plan for what would replace the current agreement.
De-certification of nuclear agreement could lead world leaders to conclude that such deals with the United States are not worth the candle.
The policy of preventing Pyongyang becoming a nuclear state has failed. We must now shift to protecting others from that new reality.
In the race between democratisation and the bomb, this deal buys time for democracy
A nuclear deal should not be struck at the expense of the women and minorities that are oppressed by the regime.
It remains a real threat to both our interests and our allies throughout the Middle East.
His Sunday Telegraph article dangles an olive branch at the Ayatollahs.
How can we work with a country that for far too long has provided funding, training and weapons and a safe haven for militant groups in the region?
Our hope is that the Prime Minister will recognise that our campaign is fair and just.