However, Iran’s improved prospects coincide with talk of it becoming the target of a renewed sanctions campaign by the incoming Trump administration in the US.

The Opec decision represents a rare diplomatic victory, which should translate into political and economic gains for the government of President Hassan Rouhani.

As the country’s Oil Minister, Bijan Zanganeh is the most obvious beneficiary. After years of following the line set by Saudi Arabia at Opec, Zanganeh has on this occasion returned home as the man who ostensibly got the Saudis to agree the strategy advocated by Iran and other like-minded Opec members.

Iran’s