Khamenei told state television that the government is raising petrol prices in order to provide additional subsidies to low income families.
Protesters have been showing off bullet casings and tear gas canisters — debris from clashes with police that left nine dead and more than 100 hurt.
Riot police and security forces clashed with demonstrators in Tehran and dozens of cities across Iran on Saturday, Iranian news agencies and social media said.
It's the annual commemoration that is often marred by violence.
A Bolivian town was in mourning on Saturday after at least five supporters of deposed president Evo Morales were shot dead by security forces.
Thousands of protesters rallied outside Lebanon's presidential palace on November 3.
Anti-government protests in Iraq continued over the weekend with medical sources claiming one person was killed and over 90 injured
Climate change activists, including one of the founders of Extinction Rebellion, targeted Britain's transport ministry in central London on Tuesday (October 15) to protest against a proposed high-speed rail project known as HS2.
Ecuadorean indigenous group Conaie said late on Saturday that it would continue anti-austerity protests after President Lenin Moreno imposed a military-enforced curfew in the capital Quito
The Iraqi High Commission For Human Rights revealed that the death toll increased to 73 and 3,000 more people have been injured since Tuesday when protests began.
Police in Hong Kong on Sunday fired round after round of tear gas at petrol-bomb throwing protesters in clashes and its spread across the main island.
There were scenes of anger on the streets of Quito on Tuesday as pro-abortion protesters clashed with police after Ecuadorian lawmakers voted down a motion that would have eased abortion laws in rape cases.
This demonstration is to mark the 10 year anniversary of a protest which saw Belgian dairy farmers spray 3 million litres of milk over the very same field they're in now. Farmers want to see quotas set to boost prices.
A small group of environmental activists from Extinction Rebellion stopped traffic and protested near the venue for Victoria Beckham's London fashion show on Sunday (September 15).
Dozens of doctors marched at Zimbabwe's biggest hospital on Sunday, demanding the release of a union boss believed to be abducted after calling for a pay strike.
The pro-China demonstrators chanted "Support the police" and "China, add oil", adapting a line used by anti-Hong Kong government protesters and loosely meaning: "China, keep your strength up."
"Hong Kong is China," one woman shouted.
Hundreds of protesters from the 'Fridays for Future' movement took to the streets of Frankfurt on Friday.
At the same time, protesters also gathered in Berlin and formed a human chain around the chancellery, demanding more action be taken against climate change
Tight security has been implemented at Hong Kong International Airport in attempts to prevent another major disruption. Violent protests on Friday led to threats from protesters to block traffic at the transport-hub.
Anti-government protesters have gathered in Westminster as MPs ready for a vital Brexit vote. Some protesters carried placards bearing anti-Boris Johnson and anti-Brexit slogans.
People and their pets marched together in the streets of Bogota, Colombia on Sunday (September 01) to demand their government do more to protect animals from mistreatment and abuse.
Weeks of demonstrations over elections for the city legislature have turned into the biggest sustained protest movement in Russia since 2011-2013, when protesters took to the streets against perceived electoral fraud.
Crowds in London began to gain momentum on Saturday (31 August) as a growing number of people joined the protest against Prime Minister Boris Johnson's suspension of Parliament in the run-up to the Brexit.
Protesters marched through the streets of Bayonne on Sunday carrying official portraits of French President Emmanuel Macron, which were stolen from town halls around France.
As a meeting of far-right groups from across Europe took place in Lisbon protesters outside said the conference should not have been allowed to take place
After two years without the tradition on the Spanish island of Mallorca, bullfights have returned to the capital city of Palma. Outside the arena, however, a group of protesters gathered, holding signs and chanting slogans calling the tradition "torture".
Across the city, protesters blocked roads, started fires at police stations and threw a Chinese flag into Victoria Harbour.