Anti-regime protests continue to grip Iran as international pressure mounts on Tehran. US President Donald Trump has announced an immediate 25 per cent tariff on countries trading with Iran, warning that tougher options, including military action, remain on the table amid a violent crackdown on protesters. As Iran's Supreme Leader Ali Khamenei pushes back and the regime blames foreign actors for the unrest, NDTV speaks to Firouzeh Mahmoudi, founder of United for Iran, on the rising death toll, internet blackouts, fears of executions, and why this uprising could mark a decisive turning point in Iran's future.