The Iranian regime remains deeply unpopular, and many citizens have shown little sympathy about the assassination of senior military commanders, figures widely seen as responsible for brutal crackdowns on peaceful protests.
But reports of civilian casualties in last night's Israeli strikes have stirred a different reaction. Explosions rocked residential areas of Tehran and other cities, with people across the country reporting blast waves.
Israel insists it targeted nuclear and military sites, but images of damaged homes have sparked fear and anger among those opposed to war.
Iranian state media says 78 people were killed in the capital alone and more than 300 injured.
These people in Iran, who got in touch with BBC Persian, expressed their feelings:
