New Delhi, March 1 -- Iran's Supreme Leader, Ayatollah Ali Khamenei, was killed in a large-scale airstrike carried out by Israel and the United States, according to Iranian state media on Sunday, a development that casts uncertainty over the future of the Islamic Republic and heightens concerns of regional instability.

US President Donald Trump announced Khamenei's death hours earlier, saying it gave Iranians their "greatest chance" to "take back" their country.

Iranian state outlets mentioned the 86-year-old leader died in an airstrike that targeted his compound in central Tehran. Satellite imagery released by Airbus indicated that the location had been extensively bombed, according to AP.

According to the Iranian state television, hi...