A statement from the group reads: “Live metrics show Iran is now in the midst of a nationwide internet blackout; the incident follows a series of escalating digital censorship measures targeting protests across the country and hinders the public's right to communicate at a critical moment.”

US secretary of state Marco Rubio and Israel's Benjamin Netanyahu have reportedly discussed a possible American intervention in Iran against the backdrop of escalating anti-government protests in the country.

As activists say Iran's anti-government unrest has seen almost 120 people killed, the nation's rulers threaten protesters, and U.S. forces across the Mideast.

Iranian protests sparked by a currency collapse evolved into a broader uprising demanding regime overthrow, with demonstrators torching government buildings across provinces.

In a serious challenge to Iran’s authoritarian government, angry protests have spread from the markets and universities of major cities to the impoverished towns in the hinterland.

Marco Rubio has weighed in on protests against the Iranian government. Amid the escalation, the country's supreme leader accused protesters of trying "to please the president of the US" as they are facing the death penalty.

Iran's supreme leader addressed protests that continue to cause upheaval for the regime. Eric Lob, an associate professor of politics and international relations at Florida International University, joins CBS News with more details.

Iran’s supreme leader Ayatollah Ali Khamenei has called President Donald Trump “arrogant”, saying he would be “overthrown” in his first public address since protests erupted across Iran. He said protesters are “ruining their own streets on make the President of another country happy”.

U.S. President Donald Trump has threatened to attack Tehran "very hard where it hurts" if authorities kill protesters in Iran.