The Revolutionary Guards can take their fight beyond Iran’s borders, says Ayatollah Ali Khamenei, the country's supreme leader, responding to the US killing of a top general and to unrest at home over the accidental downing of an airliner.

Herewith are some of the remarks made by top leaders in response to the Iranian statement on its responsibility for the crash.

The aerospace commander of Iran’s Revolutionary Guards accepts full responsibility for the shooting down of a Ukrainian passenger jet that killed all 176 people on board.