Nepal, July 17 -- Iran's supreme leader Ayatollah Ali Khamenei said Wednesday that Israel's attacks during last month's 12-day war were intended to weaken the Islamic republic's system and spark unrest to topple it."The calculation and plan of the aggressors was to weaken the system by targeting certain figures and sensitive centres in Iran," said Khamenei during a meeting with judiciary officials.During the meeting, excerpts of which were published in videos on his website, he said the move was meant to stir "unrest and bring people into the streets to overthrow the system". Israel launched an unprecedented bombing campaign against Iran on June 13, killing top military commanders and nuclear scientists.Iranian authorities said more than ...