The Center for Human Rights in Iran said it received eyewitness accounts and credible reports that hundreds of protesters were killed in Iran amid a blackout.

The protests, in which more than 500 people have died, have grown into a more serious threat to the Islamic Republic.

According to a U.S.-based human rights group, Iranian security forces are opening fire on protestors nationwide, reportedly killing hundreds of protestors and arresting thousands of others.

Hundreds of protesters have been killed by security forces in what may be the largest − and possibly most consequential − wave of protests in Iran since 2009, human rights groups say. The killings, difficult to verify because Iran has for days imposed a sweeping internet blackout,

Trump administration national security officials were preparing to meet on potential responses, including a range of military options.

Deaths from ‌two weeks ​of protests in ‍Iran have ​risen ​to ⁠more than 500, U.S.-based rights group HRANA said on ‌Sunday. Its latest spreadsheet - based ​on ‌activists inside ‍and outside ⁠Iran - showed 490 protesters and 48 security personnel ​killed,

The death toll from Iran’s nationwide protests has reached at least 646 people killed, activists said Tuesday, with the number expected to rise further. The toll comes from the U.S.-based Human Rights Activists News Agency,

Some 544 people have died so far in nationwide protests in Iran, according to activists, as demonstrations hit the three-week mark and have turned into one of the most serious challenges to the regime in Tehran in recent years.