<sod >The retired general was also asked about the Iran deal, and he said that although it was the "biggest destabilising force in the Middle East", that the US had made a deal and should stick to its word.< eod>< sod > The retired general was also asked about theÂ nuclear arms deal with Iran, and he said that although it was the âbiggest destabilising force in the Middle Eastâ, that the US had made a deal and should stick to its word.< eod>