New Delhi, March 2 -- Iran's top national security official has ruled out renewed negotiations with Washington, sharply escalating rhetoric as military confrontation between Iran, the United States and Israel widens across the Middle East. Ali Larijani, secretary of Iran's Supreme National Security Council, dismissed reports of diplomatic outreach and accused President Donald Trump of driving regional instability through what he described as "delusional actions".

Larijani publicly rejected claims that Tehran had sought to revive nuclear talks through intermediaries, contradicting reports suggesting backchannel diplomacy was under way following the killing of Supreme Leader Ayatollah Ali Khamenei.

"We will not negotiate with the United S...