More than 36,500 Iranians were killed by security forces during the January 8-9 crackdown on nationwide protests, making it the deadliest two-day protest massacre in history, according to documents reviewed by Iran International's Editorial Board.

At least 12,000 people have been killed in Iran in the largest killing in the country's contemporary history, much of it carried out on January 8 and 9 during an ongoing internet shutdown, according to senior government and security sources speaking to Iran International.
