Philip Hammond has said that it has been a "very worthwhile day" for the Syria peace talks that have been going on in Vienna.
The Foreign Secretary said that there had been agreements and disagreements about Syria's future, with the biggest difference in opinion being the future of Syria's President Bashar al-Assad.
This is a process now that has some momentum, that will go forward, and that in itself is extremely positive.
The US, Russia and other world powers and considering a new proposal for a ceasefire in Syria to be set up in the next four to six months.Read the full story ›
Iran has indicated it may be willing to back away from its former position of insisting President Bashar al-Assad remains in power in Syria.Read the full story ›
The UK is beginning a process of re-engagement with Iran with the British embassy in Tehran reopened, business delegations starting to visit the country again, and Iran's parliament formally giving support to a recent nuclear deal.
But as Iran-UK relations improve the question is what is Britain's traditional enmity with Iran based on and is it all finally changing?
ITV News At Ten Presenter Tom Bradby reports: