The Islamic State group says it carried out Wednesday's attack in southern Iran that killed 84 people.

Two explosions hit a ceremony marking the fourth anniversary of Qasem Soleimani's assassination.

This year has seen a series of setbacks, writes Frank Gardner, but there are also glimmers of hope.

Seyyed Razi Mousavi, a key member of the Revolutionary Guards, died in an Israeli strike, Iran says.

The tanker is reportedly linked to Israel, and the strike follows Houthi attacks on Red Sea ships.

"Confidential" documents obtained by the BBC show how Iran is dealing with women violating its dress code.

In a speech smuggled from prison and read out by her twins, Narges Mohammadi denounces "tyrannical" Iran.

Iran bans her parents from heading to Europe to collect an award in her honour, their lawyer says.

The Russian leader is also expected to visit Saudi Arabia to discuss issues including the war in Gaza.

Officials said the USS Carney assisted three vessels, including a British ship, that were attacked.

Milad Zohrevand, 21, was put to death on Thursday at a prison in western Iran, sources tell the BBC.

The rebels seized the car carrier in the Red Sea, claiming it was Israeli - but Israel says it is UK-owned.

The Iran-backed rebels say the vessel is Israeli - a claim denied by Israel which blames Iran.

Leaders accuse the US and other powers of hypocrisy over Israel's actions and warn of repercussions.

The Pentagon says these "self-defence strikes" are in response to attacks on its bases.

Louis Arnaud's family says his conviction on national security charges is an attack on human rights.

Narges Mohammadi is being denied medical care in jail for refusing to wear a hijab, her family says.

At least 27 have died in a blaze that tore through a building in Langarud, north of Tehran.

Treatment for a heart condition is declined after Narges Mohammadi refused to wear a hijab.

Its top diplomat has been in Washington for talks but there are limits to what it can achieve.

Nasrin Sotoudeh's husband says she was violently arrested by security forces at Armita Geravand's funeral.

Authorities deny that Armita Geravand fell into a coma after being assaulted by morality police.

It follows a series of recent attacks on US bases in Iraq and Syria by Iranian-backed militia, officials say.

Foreign Minister Hossein Amir-Abdollahian also criticised the US for providing military support.

Activists say morality police assaulted her for not wearing a hijab, but officials say she fainted.

Mahsa Amini was arrested for allegedly breaking Iran's strict dress code - and mass protests followed.

Authorities in Iran say the couple was found dead at home after sustaining knife wound injuries.

President Biden has faced pressure to hold the funds amid claims Tehran instigated the Hamas attack.

Israel has previously hit targets in war-torn Syria linked to Iranian arms supplies.

Who is the jailed recipient of one of the world's most prestigious awards?