Tehran, June 18 -- Iran's supreme leader, Ayatollah Ali Khamenei, on Wednesday warned Israel and said that the "Zionist regime made a grave mistake" and "will face the consequences of its actions".

"Our nation will not forsake the blood of their martyrs, nor will they remain silent in the face of violations of their airspace," Iran's First International News Network reported Khamenei's statement.

Iran "will stand firm against an imposed war, just as it will stand firm against an imposed peace", the supreme leader said in a televised address reported by the Tasnim news agency.

"This nation will not surrender to anyone in the face of imposition," he said.

"....And the Americans should know that any US military intervention will undoubte...