Iran's supreme leader Ayatollah Ali Khamenei on Sunday supported government's decision to hike petrol prices and blamed the opponents of the Islamic Republic for the vandalism on Saturday's protests.

Fuel price hike: Iran supreme leader Khamenei voices support

Iranian Foreign Minister Mohammad Javad Zarif said two oil tanker incidents in the Gulf of Oman on Thursday were "suspicious" and called for regional dialogue to avoid tensions.

Iranian Foreign Minister Zarif calls oil tanker incidents 'suspicious', wants regional talks

Iran will not negotiate with the United States, Supreme Leader Ayatollah Ali Khamenei said on Wednesday, after President Hassan Rouhani signalled talks with Washington might be possible if sanctions were lifted.

No negotiations with US, says Iran's Supreme Leader Ayatollah Khamenei

Thousands of Iranians gathered at the mausoleum of the Islamic republic's founder Ayatollah Ruhollah Khomeini in Tehran on Friday to launch celebrations for the 40th anniversary of its revolution.

Iran celebrates 40 years since revolution with Khomeini return

US sanctions are putting unprecedented pressure on Iranians while "first class idiots" are running Washington's policy, Supreme Leader Ayatollah Ali Khamenei said on Wednesday.

'First class idiots' running Washington policy: Iran's Ayatollah Khamenei

Trump singled out Iran as a key source of funding and support for militant groups during his visit to Saudi Arabia in May

Iran's Ayatollah Khamenei lashes out at Trump, Saudi Arabia for anti-Tehran alliance

His comments mirror those of others in the run-up to the election, in which Rouhani faces five opponents.

Troublemakers in election will be 'slapped', warns Iran's supreme leader Ayatollah Khamenei