The Union home ministry has issued an advisory to all the states urging a close watch on demonstrations and social media posts to pre-empt any possible unrest or violence following the US-Israeli strikes on Iran. ADVERTISEMENTLarge protests were seen across Jammu and Kashmir and in Lucknow on Sunday against the assassination of Iran’s Supreme Leader, Ayatollah Ali Khamenei, in a joint US-Israeli strike. Social media via ReutersDelhi high alertSecurity has been tightened in various parts of Delhi, with additional police stationed in “sensitive” areas, particularly around diplomatic missions. “We have increased patrolling outside the embassies of the US, Israel and Iran, and increased security across the diplomatic area of Chanakyapuri,” a police officer said. “We are also keeping an eye on social media posts and have activated human intelligence networks to prevent tensions from flaring in sensitive localities,” he said.